[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: [<ffffffffa03b80b7>] tm6000_ir_int_stop+0x10/0x1b [tm6000]
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/tm6000/tm6000-input.c b/drivers/media/video/tm6000/tm6000-input.c
index e3467d4..af4bcf5 100644
--- a/drivers/media/video/tm6000/tm6000-input.c
+++ b/drivers/media/video/tm6000/tm6000-input.c
@@ -377,6 +377,9 @@
{
struct tm6000_IR *ir = dev->ir;
+ if (!ir)
+ return;
+
return __tm6000_ir_int_start(ir->rc);
}
@@ -384,6 +387,9 @@
{
struct tm6000_IR *ir = dev->ir;
+ if (!ir || !ir->rc)
+ return;
+
__tm6000_ir_int_stop(ir->rc);
}