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| author | Guennadi Liakhovetski <g.liakhovetski@pengutronix.de> | 2008-04-22 21:46:03 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-04-24 21:07:51 +0400 |
| commit | 7daa4a8897e79911f524ddac065adea05c7e9b16 (patch) | |
| tree | b98c96df4282870130fcc712dd3832871fb90dc1 /drivers/media/video/videobuf-core.c | |
| parent | b2cb200f0d0d5e801b47635554519f6e1b64e847 (diff) | |
| download | linux-7daa4a8897e79911f524ddac065adea05c7e9b16.tar.xz | |
V4L/DVB (7378): cleanup variable initialization
flags used for spinlocks don't need to be initialized, except where the
compiler has no way to see, that the spin_unlock_irqrestore is only called
if the spin_lock_irqsave has been called before. Local variable
initialization doesn't have to be protected.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Reviewed-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/videobuf-core.c')
| -rw-r--r-- | drivers/media/video/videobuf-core.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/media/video/videobuf-core.c b/drivers/media/video/videobuf-core.c index 137a1ff4a149..fe742fdfae07 100644 --- a/drivers/media/video/videobuf-core.c +++ b/drivers/media/video/videobuf-core.c @@ -742,14 +742,13 @@ ssize_t videobuf_read_one(struct videobuf_queue *q, { enum v4l2_field field; unsigned long flags = 0; - unsigned size, nbufs; + unsigned size = 0, nbufs = 1; int retval; MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS); mutex_lock(&q->vb_lock); - nbufs = 1; size = 0; q->ops->buf_setup(q, &nbufs, &size); if (NULL == q->read_buf && |