We're testing the wrong variable here, and anyway list_entry() never returns NULL. We already verified that the list is not empty.
This was added by: 721f507b694f "V4L/DVB (12842): tm6000: avoid kernel panic while retrieving the filling buffer" Signed-off-by: Dan Carpenter <[email protected]> diff --git a/drivers/staging/tm6000/tm6000-video.c b/drivers/staging/tm6000/tm6000-video.c index b550340..e1c6ec8 100644 --- a/drivers/staging/tm6000/tm6000-video.c +++ b/drivers/staging/tm6000/tm6000-video.c @@ -179,9 +179,6 @@ static inline void get_next_buf(struct tm6000_dmaqueue *dma_q, *buf = list_entry(dma_q->active.next, struct tm6000_buffer, vb.queue); - if (!buf) - return; - /* Cleans up buffer - Usefull for testing for frame/URB loss */ outp = videobuf_to_vmalloc(&(*buf)->vb); _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
