At Fri, 21 Nov 2014 18:40:49 +0100,
SF Markus Elfring wrote:
>
> From: Markus Elfring <elfr...@users.sourceforge.net>
> 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 <elfr...@users.sourceforge.net>
Applied, thanks.
Takashi
> ---
> 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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