media: imon: Fix null-ptr-deref in imon_probe
authorArvind Yadav <arvind.yadav.cs@gmail.com>
Mon, 9 Oct 2017 18:14:48 +0000 (20:14 +0200)
committerBen Hutchings <ben@decadent.org.uk>
Sun, 26 Nov 2017 13:51:11 +0000 (13:51 +0000)
commit0df873c63e8e99a8fb6e068d182b860e6e6e07a9
treeb1aeb9a610fb79415f0ad8247adb556d86cd7d3f
parent59a7195cd497d430d9f76bc9f71cf53ed4102743
media: imon: Fix null-ptr-deref in imon_probe

commit 58fd55e838276a0c13d1dc7c387f90f25063cbf3 upstream.

It seems that the return value of usb_ifnum_to_if() can be NULL and
needs to be checked.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Tested-by: Andrey Konovalov <andreyknvl@google.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
drivers/media/rc/imon.c