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authorHuzaifa Sidhpurwala <huzaifas@redhat.com>2011-05-09 14:32:24 +0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-05-21 02:55:57 +0400
commitcecc2471ea719a359b253449781a584e319d8909 (patch)
tree08a9f436d7433c5920a26927fb9f3ede688fe4d9 /drivers/media/video/pwc
parentbbe880b4a7c66ba14b67ee7acfbaaaa1c7be2d03 (diff)
downloadlinux-cecc2471ea719a359b253449781a584e319d8909.tar.xz
[media] Prevent null pointer derefernce of pdev
Make sure pdev is not dereferenced when it is null Signed-off-by: Huzaifa Sidhpurwala <huzaifas@redhat.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/pwc')
-rw-r--r--drivers/media/video/pwc/pwc-if.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/video/pwc/pwc-if.c b/drivers/media/video/pwc/pwc-if.c
index 780af5f81642..356cd42b593b 100644
--- a/drivers/media/video/pwc/pwc-if.c
+++ b/drivers/media/video/pwc/pwc-if.c
@@ -1850,7 +1850,6 @@ static void usb_pwc_disconnect(struct usb_interface *intf)
} else {
/* Device is closed, so we can safely unregister it */
PWC_DEBUG_PROBE("Unregistering video device in disconnect().\n");
- pwc_cleanup(pdev);
disconnect_out:
/* search device_hint[] table if we occupy a slot, by any chance */
@@ -1860,6 +1859,7 @@ disconnect_out:
}
mutex_unlock(&pdev->modlock);
+ pwc_cleanup(pdev);
}