From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Fri, 21 Nov 2014 18:34:48 +0100
The functions snd_seq_oss_timer_delete() and vunmap() perform also input
parameter validation. Thus the test around the call is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
sound/core/seq/oss/seq_oss_init.c | 9 +++------
sound/core/sgbuf.c | 3 +--
2 files changed, 4 insertions(+), 8 deletions(-)
diff --git a/sound/core/seq/oss/seq_oss_init.c b/sound/core/seq/oss/seq_oss_init.c
index b9184d2..b0e32e1 100644
--- a/sound/core/seq/oss/seq_oss_init.c
+++ b/sound/core/seq/oss/seq_oss_init.c
@@ -403,14 +403,11 @@ free_devinfo(void *private)
{
struct seq_oss_devinfo *dp = (struct seq_oss_devinfo *)private;
- if (dp->timer)
- snd_seq_oss_timer_delete(dp->timer);
+ snd_seq_oss_timer_delete(dp->timer);
- if (dp->writeq)
- snd_seq_oss_writeq_delete(dp->writeq);
+ snd_seq_oss_writeq_delete(dp->writeq);
- if (dp->readq)
- snd_seq_oss_readq_delete(dp->readq);
+ snd_seq_oss_readq_delete(dp->readq);
kfree(dp);
}
diff --git a/sound/core/sgbuf.c b/sound/core/sgbuf.c
index 0a41850..84fffab 100644
--- a/sound/core/sgbuf.c
+++ b/sound/core/sgbuf.c
@@ -39,8 +39,7 @@ int snd_free_sgbuf_pages(struct snd_dma_buffer *dmab)
if (! sgbuf)
return -EINVAL;
- if (dmab->area)
- vunmap(dmab->area);
+ vunmap(dmab->area);
dmab->area = NULL;
tmpb.dev.type = SNDRV_DMA_TYPE_DEV;
--
2.1.3
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