diff options
| author | Dan Carpenter <error27@gmail.com> | 2010-08-12 07:47:07 (GMT) |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-09-28 01:21:46 (GMT) |
| commit | 028816bc85db5ac6a562c2aff2113c7480d67919 (patch) | |
| tree | b3c2bde2704014eb2bb5c13ceb6aaa70dca21d0b | |
| parent | 590a58d18027b18db78f538aca592c2cdb249079 (diff) | |
| download | linux-028816bc85db5ac6a562c2aff2113c7480d67919.tar.xz | |
V4L/DVB: IR: ir-raw-event: null pointer dereference
The original code dereferenced ir->raw after freeing it and setting it
to NULL.
Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Jarod Wilson <jarod@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | drivers/media/IR/ir-raw-event.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/media/IR/ir-raw-event.c b/drivers/media/IR/ir-raw-event.c index 43094e7..8e0e1b1 100644 --- a/drivers/media/IR/ir-raw-event.c +++ b/drivers/media/IR/ir-raw-event.c @@ -279,9 +279,11 @@ int ir_raw_event_register(struct input_dev *input_dev) "rc%u", (unsigned int)ir->devno); if (IS_ERR(ir->raw->thread)) { + int ret = PTR_ERR(ir->raw->thread); + kfree(ir->raw); ir->raw = NULL; - return PTR_ERR(ir->raw->thread); + return ret; } mutex_lock(&ir_raw_handler_lock); |