]> git.karo-electronics.de Git - karo-tx-linux.git/commit
USB: cdc-wdm: fix buffer overflow
authorOliver Neukum <oneukum@suse.de>
Tue, 12 Mar 2013 13:52:42 +0000 (14:52 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 20 Mar 2013 20:10:52 +0000 (13:10 -0700)
commitd30aea02153faaf6cfa99f688b0908644149508f
treed9d5982d57bde443c0d7b223b846c7e827017016
parent69bb733b13475489b636ff970465b5f862eed995
USB: cdc-wdm: fix buffer overflow

commit c0f5ecee4e741667b2493c742b60b6218d40b3aa upstream.

The buffer for responses must not overflow.
If this would happen, set a flag, drop the data and return
an error after user space has read all remaining data.

Signed-off-by: Oliver Neukum <oliver@neukum.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/class/cdc-wdm.c