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Commit 028816bc authored by Dan Carpenter's avatar Dan Carpenter Committed by Mauro Carvalho Chehab
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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: default avatarDan Carpenter <error27@gmail.com>
Acked-by: default avatarJarod Wilson <jarod@redhat.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 590a58d1

drivers/media/IR/ir-raw-event.c

+3 −1
Original line number Diff line number Diff line
@@ -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);