From 2a887d27708a4f9f3b5ad8258f9e19a150b58f03 Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Wed, 30 Nov 2011 14:57:28 -0300 Subject: [PATCH] [media] tm6000: fix OOPS at tm6000_ir_int_stop() and tm6000_ir_int_start() [ 3755.608233] BUG: unable to handle kernel NULL pointer dereference at 0000000000000008 [ 3755.616360] IP: [] tm6000_ir_int_stop+0x10/0x1b [tm6000] Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/tm6000/tm6000-input.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/media/video/tm6000/tm6000-input.c b/drivers/media/video/tm6000/tm6000-input.c index e3467d4245cb..af4bcf5288a9 100644 --- a/drivers/media/video/tm6000/tm6000-input.c +++ b/drivers/media/video/tm6000/tm6000-input.c @@ -377,6 +377,9 @@ int tm6000_ir_int_start(struct tm6000_core *dev) { struct tm6000_IR *ir = dev->ir; + if (!ir) + return; + return __tm6000_ir_int_start(ir->rc); } @@ -384,6 +387,9 @@ void tm6000_ir_int_stop(struct tm6000_core *dev) { struct tm6000_IR *ir = dev->ir; + if (!ir || !ir->rc) + return; + __tm6000_ir_int_stop(ir->rc); } -- 2.20.1