USB: cdc-wdm: fix memory leak
authorOliver Neukum <oliver@neukum.org>
Fri, 27 Apr 2012 12:36:37 +0000 (14:36 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 30 Apr 2012 01:53:41 +0000 (21:53 -0400)
commit2f338c8a1904e2e7aa5a8bd12fb0cf2422d17da4
tree0d0e6ded4a8e9334187b84ccc311ccb250cc9f33
parent24a85bae5da2b43fed423859c09c5a81ab359473
USB: cdc-wdm: fix memory leak

cleanup() is not called if the last close() comes after
disconnect(). That leads to a memory leak. Rectified
by checking for an earlier disconnect() in release()

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/class/cdc-wdm.c