usb: devio: remove assignment from if condition

Fix five occurrences of the checkpatch.pl error:

ERROR: do not use assignment in if condition

The semantic patch that makes this change is:

// <smpl>
@@
identifier i;
expression E;
statement S1, S2;
@@

+ i = E;
  if (
- (i = E)
+ i
  ) S1 else S2

@@
identifier i;
expression E;
statement S;
constant c;
binary operator b;
@@

+ i = E;
  if (
- (i = E)
+ i
  b
  c ) S
// </smpl>

Signed-off-by: Kris Borer <kborer@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 986abde076831921bf33f075a54fa8500630dd58..ed6d1d5031f152d90694ab612145b96ca8e9e22a 100644 (file)
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -1082,7 +1082,8 @@ static int proc_bulk(struct usb_dev_state *ps, void __user *arg)
        ret = usbfs_increase_memory_usage(len1 + sizeof(struct urb));
        if (ret)
                return ret;
-       if (!(tbuf = kmalloc(len1, GFP_KERNEL))) {
+       tbuf = kmalloc(len1, GFP_KERNEL);
+       if (!tbuf) {
                ret = -ENOMEM;
                goto done;
        }
@@ -1224,7 +1225,8 @@ static int proc_setintf(struct usb_dev_state *ps, void __user *arg)
 
        if (copy_from_user(&setintf, arg, sizeof(setintf)))
                return -EFAULT;
-       if ((ret = checkintf(ps, setintf.interface)))
+       ret = checkintf(ps, setintf.interface);
+       if (ret)
                return ret;
 
        destroy_async_on_interface(ps, setintf.interface);
@@ -1393,7 +1395,8 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb
                number_of_packets = uurb->number_of_packets;
                isofrmlen = sizeof(struct usbdevfs_iso_packet_desc) *
                                   number_of_packets;
-               if (!(isopkt = kmalloc(isofrmlen, GFP_KERNEL)))
+               isopkt = kmalloc(isofrmlen, GFP_KERNEL);
+               if (!isopkt)
                        return -ENOMEM;
                if (copy_from_user(isopkt, iso_frame_desc, isofrmlen)) {
                        ret = -EFAULT;
@@ -1904,7 +1907,8 @@ static int proc_releaseinterface(struct usb_dev_state *ps, void __user *arg)
 
        if (get_user(ifnum, (unsigned int __user *)arg))
                return -EFAULT;
-       if ((ret = releaseintf(ps, ifnum)) < 0)
+       ret = releaseintf(ps, ifnum);
+       if (ret < 0)
                return ret;
        destroy_async_on_interface (ps, ifnum);
        return 0;
@@ -1919,7 +1923,8 @@ static int proc_ioctl(struct usb_dev_state *ps, struct usbdevfs_ioctl *ctl)
        struct usb_driver       *driver = NULL;
 
        /* alloc buffer */
-       if ((size = _IOC_SIZE(ctl->ioctl_code)) > 0) {
+       size = _IOC_SIZE(ctl->ioctl_code);
+       if (size > 0) {
                buf = kmalloc(size, GFP_KERNEL);
                if (buf == NULL)
                        return -ENOMEM;