提交 2a887d27 编写于 作者: M Mauro Carvalho Chehab

[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: NMauro Carvalho Chehab <mchehab@redhat.com>
上级 6740a932
...@@ -377,6 +377,9 @@ int tm6000_ir_int_start(struct tm6000_core *dev) ...@@ -377,6 +377,9 @@ int tm6000_ir_int_start(struct tm6000_core *dev)
{ {
struct tm6000_IR *ir = dev->ir; struct tm6000_IR *ir = dev->ir;
if (!ir)
return;
return __tm6000_ir_int_start(ir->rc); return __tm6000_ir_int_start(ir->rc);
} }
...@@ -384,6 +387,9 @@ void tm6000_ir_int_stop(struct tm6000_core *dev) ...@@ -384,6 +387,9 @@ void tm6000_ir_int_stop(struct tm6000_core *dev)
{ {
struct tm6000_IR *ir = dev->ir; struct tm6000_IR *ir = dev->ir;
if (!ir || !ir->rc)
return;
__tm6000_ir_int_stop(ir->rc); __tm6000_ir_int_stop(ir->rc);
} }
......
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