Tobin C. Harding [Wed, 15 Mar 2017 02:57:31 +0000 (13:57 +1100)]
staging: ks7010: remove superfluous comments
Driver uses custom function comment format. These comments are on
functions with internal likage. Comment string /*--------/* adds
nothing to the driver. Comment 'Wireless Handler' does not have allot
of meaning.
Remove superfluous function comments. Leave comments that add meaning.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tobin C. Harding [Wed, 15 Mar 2017 01:01:07 +0000 (12:01 +1100)]
staging: ks7010: fix off by one error
Bug introduced in commit 7676b72 by Tobin C. Harding.
Remove equals sign from comparison, fixing off by one error.
Fixes: 7676b72428e8 ("staging: ks7010: move comparison to right hand side") Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Dan Carpenter [Tue, 14 Mar 2017 07:56:44 +0000 (10:56 +0300)]
staging: atomicsp: fix a loop timeout
It's a post-op loop so we timeout with "max_wait" set to -1, not 0.
Fixes: a49d25364dfb ("staging/atomisp: Add support for the Intel IPU v2") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Gargi Sharma [Tue, 14 Mar 2017 18:43:21 +0000 (00:13 +0530)]
staging: rtl8192u: Remove multiple assignments
This patch removes multiple assignments by factorizing them.
This was done with Coccinelle for the if branch. For the else part
the change was done manually since Coccinelle only detects constants.
Braces were also added to the else part to remove the checkpatch
warning, "braces should be on all arms of if-else statements".
Gargi Sharma [Wed, 15 Mar 2017 16:47:41 +0000 (22:17 +0530)]
staging: vc04_services: Replace typedef with struct
Using typedef for a structure type and upper case struct names is not
suggested in Linux kernel coding style guidelines. Hence, occurences
of typedefs have been removed and struct names converted to lowercase
in the file. Grep was also used to ensure that all occurence of the
typedefs have been removed. The module compiles without any warnings
or errors.
Script 1:
@r1@
type T;
@@
typedef struct { ... } T;
@script:python c1@
T2;
T << r1.T;
@@
if T[-2:] =="_T":
coccinelle.T2 = T[:-2].lower();
print T
else:
coccinelle.T2=T.lower();
Gargi Sharma [Wed, 15 Mar 2017 13:11:11 +0000 (18:41 +0530)]
staging: vc04_services: Remove type and function prototype
The function prototype is for a function that is not even in
the kernel, and hence has been removed.
The type VCHIQ_SHARED_MEM_INFO_T is not used anywhere in the
kernel as well.
Tobias Regnery [Tue, 14 Mar 2017 11:47:17 +0000 (12:47 +0100)]
staging: media: atomisp: fix build error in ov5693 driver
The ov5693 driver unconditionally uses the entity member of struct v4l2_subdev.
However this member is conditionally compiled in if CONFIG_MEDIA_CONTROLLER is
set. This results in the following build error if CONFIG_MEDIA_CONTROLLER is
not set:
drivers/staging/media/atomisp/i2c/ov5693/ov5693.c: In function 'ov5693_remove':
drivers/staging/media/atomisp/i2c/ov5693/ov5693.c:1961:31: error: 'struct v4l2_subdev' has no member named 'entity'
media_entity_cleanup(&dev->sd.entity);
drivers/staging/media/atomisp/i2c/ov5693/ov5693.c:2023:9: error: 'struct v4l2_subdev' has no member named 'entity'
dev->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;
^
drivers/staging/media/atomisp/i2c/ov5693/ov5693.c:2045:39: error: 'struct v4l2_subdev' has no member named 'entity'
ret = media_entity_pads_init(&dev->sd.entity, 1, &dev->pad);
Add the corresponding Kconfig dependency to solve this error.
Dan Carpenter [Tue, 14 Mar 2017 07:53:52 +0000 (10:53 +0300)]
Staging: atomisp: kfreeing a devm allocated pointer
We shouldn't pass devm allocated pointers to kfree() or it leads to a
double free.
Fixes: a49d25364dfb ("staging/atomisp: Add support for the Intel IPU v2") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Dan Carpenter [Tue, 14 Mar 2017 07:55:01 +0000 (10:55 +0300)]
staging: atomisp: silence an array overflow warning
Static checkers complain that we should check if "i" is in bounds
before we check if "var8[i]" is a NUL char. This bug is harmless but
also easy to fix.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Dan Carpenter [Tue, 14 Mar 2017 07:51:31 +0000 (10:51 +0300)]
staging: atomisp: off by one in atomisp_acc_load_extensions()
We should be doing i-- on all error paths but we don't if the loop
finishes successfully. I've re-arranged this so that we don't read
beyond the end of acc_flag_to_pipe[] array.
Fixes: a49d25364dfb ("staging/atomisp: Add support for the Intel IPU v2") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Arushi Singhal [Tue, 14 Mar 2017 13:55:07 +0000 (19:25 +0530)]
staging: dvb-frontends: removed code in comments.
Commenting out Code is a Bad Idea.
Comments are their to explain the code and how the code achieves its
goal and as codes in the comments does not explain what the code is
doing so there is no use of commenting them.
So in this patch codes in the comments are removed.
Arushi Singhal [Tue, 14 Mar 2017 05:16:42 +0000 (10:46 +0530)]
staging: speakup: Add blank line after declarations
Patch fixes the warnings reported by checkpatch.pl
for please use a blank line after function/struct/union/enum
declarations.
Add a blank line after enum and struct declarations.
Samuel Thibault [Tue, 14 Mar 2017 19:56:21 +0000 (20:56 +0100)]
speakup: Fix bogus caps on speaking unicode characters
commit 33590c185299 ("speakup: Support spelling unicode characters")
mistakenly passed unicode characters to IS_CHAR(), which only
supports latin1. Let's assume non-latin1 is lower case, like is done
in spell_word().
Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org> Reviewed-by: Chris Brannon <chris@the-brannons.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Okash Khawaja [Tue, 14 Mar 2017 13:41:54 +0000 (13:41 +0000)]
staging: speakup: move spk_stop_serial_interrupt into synth-specific release function
This moves call to spk_stop_serial_interrupt() function out of synth_release()
and into release() method of specific spk_synth instances. This is because
the spk_stop_serial_interrupt() call is specific to current serial i/o
implementation. Moving it into each synth's release() method gives the
decision of calling spk_stop_serial_interrupt() to that synth.
Okash Khawaja [Tue, 14 Mar 2017 13:41:53 +0000 (13:41 +0000)]
staging: speakup: add spk_io_ops struct to spk_synth
This patch adds spk_io_ops struct which contain those methods whose job is to
communicate with synth device. Currently, all comms with external synth
device use raw serial i/o. The idea is to group all methods which do the
actual communication with external device into this new struct. Then migrating
a serial-based synth over to an alternative to raw serial i/o will mean
swapping serial spk_io_ops instance with the io_ops instance of the new
method, making the migration simpler.
At the moment, this struct only contains one method, synth_out but more will
be added in future when migrating synths which require input functionality.
Also at the moment, synth_out method has one implementation which uses
serial i/o. Plan is to add an alternative.
Okash Khawaja [Tue, 14 Mar 2017 13:41:52 +0000 (13:41 +0000)]
staging: speakup: spk_serial_out and spk_wait_for_xmitr to take synth arg
These two functions are always called from a context where spk_synth instance
is available. They also use the spk_synth instance but instead of taking it
as an argument, they rely on a global spk_synth instance inside synth.c which
points to the same synth as the one being passed in as argument.
Roy Pledge [Mon, 13 Mar 2017 19:02:03 +0000 (15:02 -0400)]
bus: fsl-mc: dpio: add the DPAA2 DPIO object driver
The DPIO driver registers with the fsl-mc bus to handle bus-related
events for DPIO objects. Key responsibility is mapping I/O
regions, setting up interrupt handlers, and calling the DPIO
service initialization during probe.
Signed-off-by: Roy Pledge <roy.pledge@nxp.com> Signed-off-by: Haiying Wang <haiying.wang@nxp.com> Signed-off-by: Stuart Yoder <stuart.yoder@nxp.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Roy Pledge [Mon, 13 Mar 2017 19:02:02 +0000 (15:02 -0400)]
bus: fsl-mc: dpio: add the DPAA2 DPIO service interface
The DPIO service interface handles initialization of DPIO objects
and exports APIs to be used by other DPAA2 object drivers to perform
queuing and buffer management related operations. The service allows
registration of callbacks when frames or notifications are received.
Signed-off-by: Roy Pledge <roy.pledge@nxp.com> Signed-off-by: Haiying Wang <haiying.wang@nxp.com> Signed-off-by: Stuart Yoder <stuart.yoder@nxp.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tobin C. Harding [Mon, 13 Mar 2017 22:54:10 +0000 (09:54 +1100)]
staging: ks7010: refactor, whitespace only
Code may be refactored to take advantage of previous patches which
reduced the level of indentation. Function parameter line breaks can
be adjusted in line with kernel coding standards.
Refactor layout of function call parameters. Make whitespace changes
only.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tobin C. Harding [Mon, 13 Mar 2017 22:54:09 +0000 (09:54 +1100)]
staging: ks7010: reduce level of indentation
Checkpatch emits WARNING: Too many leading tabs - consider code
refactoring. One level of indentation may be removed by inverting an
if statement conditional (and returning if new conditional evaluates
to true). Code contains switch statement that also contains multiple
layers of indentation. Indentation may be reduced by breaking out of
the case statement in multiple places instead of guarding code with
if/else statements.
Invert conditional. Return original error code if new conditional
evaluates to true. Break out of case blocks instead of using
if/else. Do not modify program logic.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tobin C. Harding [Mon, 13 Mar 2017 22:54:08 +0000 (09:54 +1100)]
staging: ks7010: fix checkpatch memset warning
Checkpatch emits WARNING: single byte memset is suspicious. Swapped
2nd/3rd argument? Call site in question is correct but is an unusual
use of memset() to zero a single byte. The same can be achieved by
assigning 0 directly to the memory location.
Dereference pointer and assign 0 to that memory location. Use '\0' to
make explicit that it is a char pointer.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Checkpatch emits WARNING: else is not generally useful after a break
or return. Two warnings of this type are emitted, both are the result
of a else statement after a return statement. The 'else' can safely be
removed.
Remove unnecessary else statement.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tobin C. Harding [Mon, 13 Mar 2017 23:46:42 +0000 (10:46 +1100)]
staging: ks7010: fix spelling of Michael MIC
Driver mixes spelling michael and michel in symbol names and
comments. Michael here references the IEEE 802.11i Message Integrity
Code. It is incorrect to spell it michel and confusing having two
spellings for the same thing.
Change michel -> micheal in both symbol names and comments.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Dan Carpenter [Mon, 13 Mar 2017 12:34:14 +0000 (15:34 +0300)]
staging: atomisp: potential underflow in atomisp_get_metadata_by_type()
md_type is an enum. On my tests, GCC treats it as unsigned but
according to the C standard it's an implementation dependant thing so we
should check for negatives.
Fixes: a49d25364dfb ("staging/atomisp: Add support for the Intel IPU v2") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
simran singhal [Sun, 12 Mar 2017 17:10:23 +0000 (22:40 +0530)]
staging: media: Remove unused function atomisp_set_stop_timeout()
The function atomisp_set_stop_timeout on being called, simply returns
back. The function hasn't been mentioned in the TODO and doesn't have
FIXME code around. Hence, atomisp_set_stop_timeout and its calls have been
removed.
Remove gc2235_init() function definition and call, as it is used only
once in gc2235.c file. Replace the function call with return value,
__gc2235_init() function call.
Aishwarya Pant [Sun, 12 Mar 2017 15:40:07 +0000 (21:10 +0530)]
staging: bcm2835-audio: fix memory leak in bcm2835_audio_open_connection()
In bcm2835_audio_open_connection(), if VCHI connection fails or
initialisation of VCHI audio instance fails vchi_instance needs to be
deallocated otherwise it will cause a memory leak.
Aishwarya Pant [Sun, 12 Mar 2017 15:39:00 +0000 (21:09 +0530)]
staging: bcm2835-audio: replace null with error pointer value
This patch replaces NULL values returned by vc_vchi_audio_init(...) with
error pointer values:
- Return ERR_PTR(-EINVAL) when too many instances of audio
service are initialised
- Return ERR_PTR(-ENOMEM) when kzalloc fails
- RETURN ERR_PTR(-EPERM) when vchi connections fail to open
Similarly, a NULL check where vc_vchi_audio_init(...) is called is
replaced by IS_ERR(..)
Tobin C. Harding [Mon, 13 Mar 2017 01:37:34 +0000 (12:37 +1100)]
staging: dgnc: remove explicit cast
Function return type is 'int'. Returned variable is of type
'uint'. uint can be implicitly converted to int. Most significant bit
is not set so there is no risk in implicit conversion.
Remove unnecessary type cast.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tobin C. Harding [Mon, 13 Mar 2017 01:37:33 +0000 (12:37 +1100)]
staging: dgnc: fix whitespace before return
Checkpatch emits CHECK: Blank lines aren't necessary before a close
brace '}'. Previous attempts were made to make uniform the error
handling in dgnc but improvements are still possible.
Undo whitespace changes that should not have been made :(. Make return
statement placement uniform throughout dgnc. Fix checkpatch
CHECK. Make whitespace changes only.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
simran singhal [Sun, 12 Mar 2017 16:55:42 +0000 (22:25 +0530)]
staging: comedi: amplc_pci224: Convert macro GAT_CONFIG to static inline function
Convert macro GAT_CONFIG to static inline function as static inline
functions are preferred over macros. This change is possible since the
arguments at all call sites have the same type.
Elena Reshetova [Mon, 6 Mar 2017 14:21:10 +0000 (16:21 +0200)]
drivers: convert vme_user_vma_priv.refcnt from atomic_t to refcount_t
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshetova@intel.com> Signed-off-by: Hans Liljestrand <ishkamiel@gmail.com> Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: David Windsor <dwindsor@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tobin C. Harding [Mon, 13 Mar 2017 07:54:08 +0000 (18:54 +1100)]
staging: ks7010: add parentheses to complex macro
Checkpatch emits ERROR: Macros with complex values should be enclosed
in parentheses. Error may be fixed by adding parentheses around macro
definition, macros are simple arithmetic statement.
Add parentheses around macro definitions. Fix 24 cases of identical
error. Do commented out macros also to save the next developer from
having to add them.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tobin C. Harding [Mon, 13 Mar 2017 07:54:07 +0000 (18:54 +1100)]
staging: ks7010: fix checkpatch whitespace warns
Checkpatch emits various warnings, errors and checks;
ERROR:TRAILING_WHITESPACE: trailing whitespace
WARNING:SPACE_BEFORE_TAB: please, no space before tabs
WARNING:SPACE_BEFORE_TAB: please, no space before tabs
ERROR:CODE_INDENT: code indent should use tabs where possible
CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
These are all trivial whitespace fixes. Fix them all in one
patch. Change only whitespace.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tobin C. Harding [Mon, 13 Mar 2017 06:38:22 +0000 (17:38 +1100)]
staging: ks7010: add variables key, key_index
'auth_type - 1' is used as an index into a key table. Adding a variable
appropriately named simplifies the code and adds meaning when
reading. Adding a pointer variable of type struct *kpa_key_t adds to
readability by removing the table access each time the key is used.
The key index is used to create a string so having it named adds
additional meaning when creating the string.
Declare variable 'key_index' and define it at declaration time. Declare
a pointer variable 'key' and define it to point to the correct key in
the key table.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tobin C. Harding [Mon, 13 Mar 2017 06:38:20 +0000 (17:38 +1100)]
staging: ks7010: move quoted string onto single line
Checkpatch emits WARNING: quoted string split across lines. Line is
already over 80 characters long, adding 3 more does little to effect
line length while improving readibility.
Concatenate split string into single line.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tobin C. Harding [Mon, 13 Mar 2017 06:38:19 +0000 (17:38 +1100)]
staging: ks7010: refactor newly separated function
Checkpatch emits various warnings and checks;
WARNING: Avoid multiple line dereference
CHECK: Alignment should match open parenthesis
WARNING: line over 80 characters
CHECK: Blank lines aren't necessary before a close brace '}'
These are all whitespace fixes.
Refactor whitespace inline with kernel coding style. Fix various
checkpatch warnings.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tobin C. Harding [Mon, 13 Mar 2017 06:38:18 +0000 (17:38 +1100)]
staging: ks7010: fix line continuations
Checkpatch emits CHECK: Logical continuations should be on the
previous line. Also the same code section causes checkpatch to emit
WARNING: Avoid multiple line dereference.
Move logical line continuations onto the previous line. Move multiple
line dereferences onto single line.
Make these two changes in a single patch to give review a chance
to critique the final layout of the *complex* logical statement.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tobin C. Harding [Mon, 13 Mar 2017 06:38:16 +0000 (17:38 +1100)]
staging: ks7010: move WPA code to separate function
Checkpatch emits WARNING: Too many leading tabs - consider code
refactoring. Function contains 5 levels of nesting and 14 local
variables. Code can be simplified and nesting reduced by refactoring
into separate functions.
WPA code is contained and may be factored out into a separate
function. This will reduce the length and complexity of
hostif_data_indication(). At times within the WPA code errors result
in the function returning. In order to maintain this behaviour new
function should return a status integer.
Factor out WPA code into separate function. Add only code needed to
get compilation to pass, including modifying return statements. Make
no other code changes, program logic is unchanged.
Signed-off-by: Tobin C. Harding <me@tobin.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Samuel Thibault [Mon, 13 Mar 2017 00:17:13 +0000 (01:17 +0100)]
speakup: make get_char actually get unicode characters
9831013cbdbd3d06430a1db01d8c32d50c7d1c04 ('speakup: convert screen
reading to 16bit characters') paved the way for handling unicode
characters in speakup, but for the review mode, it missed actually
getting unicode characters from the VC. This fixes by just turning the
use_unicode parameter to 1.
Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org> Tested-by: Zahari Yurukov <zahari.yurukov@gmail.com> Reviewed-by: Chris Brannon <chris@the-brannons.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>