diff options
| author | Andi Shyti <andi.shyti@samsung.com> | 2016-07-06 12:01:19 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-07-13 21:06:29 +0300 |
| commit | 19e565397cb92b0484c46c48498e0fe2d2491efa (patch) | |
| tree | 25ca079ed0358d56685db0028977f41043d94db5 /drivers/media/rc/lirc_dev.c | |
| parent | 7fe579d29f66e7dee77c50f39947a70a74929f4f (diff) | |
| download | linux-19e565397cb92b0484c46c48498e0fe2d2491efa.tar.xz | |
[media] lirc_dev: simplify if statement in lirc_add_to_buf
The whole function is inside an 'if' statement
("if (ir->d.add_to_buf)").
Check the opposite of that statement at the beginning and exit,
this way we can have one level less of indentation.
Signed-off-by: Andi Shyti <andi.shyti@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/rc/lirc_dev.c')
| -rw-r--r-- | drivers/media/rc/lirc_dev.c | 31 |
1 files changed, 15 insertions, 16 deletions
diff --git a/drivers/media/rc/lirc_dev.c b/drivers/media/rc/lirc_dev.c index cfa6031eeb72..c2826a7b70bd 100644 --- a/drivers/media/rc/lirc_dev.c +++ b/drivers/media/rc/lirc_dev.c @@ -97,26 +97,25 @@ static void lirc_irctl_cleanup(struct irctl *ir) */ static int lirc_add_to_buf(struct irctl *ir) { - if (ir->d.add_to_buf) { - int res = -ENODATA; - int got_data = -1; + int res; + int got_data = -1; - /* - * service the device as long as it is returning - * data and we have space - */ - do { - got_data++; - res = ir->d.add_to_buf(ir->d.data, ir->buf); - } while (!res); + if (!ir->d.add_to_buf) + return 0; - if (res == -ENODEV) - kthread_stop(ir->task); + /* + * service the device as long as it is returning + * data and we have space + */ + do { + got_data++; + res = ir->d.add_to_buf(ir->d.data, ir->buf); + } while (!res); - return got_data ? 0 : res; - } + if (res == -ENODEV) + kthread_stop(ir->task); - return 0; + return got_data ? 0 : res; } /* main function of the polling thread |