diff options
| author | Markus Elfring <elfring@users.sourceforge.net> | 2017-08-23 15:45:20 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2017-08-23 16:52:44 +0300 |
| commit | af43173c80e424e2e5bc964c9d6a01cdaece8291 (patch) | |
| tree | 7fedce827d3add5c3b1de087249a31eb0eebfdcf /sound/firewire/fireface/ff-pcm.c | |
| parent | 731209cc041779faac963578d901cb1caacbd738 (diff) | |
| download | linux-af43173c80e424e2e5bc964c9d6a01cdaece8291.tar.xz | |
ALSA: fireface: Use common error handling code in pcm_open()
Add a jump target so that a bit of exception handling can be better reused
at the end of this function.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Reviewed-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/firewire/fireface/ff-pcm.c')
| -rw-r--r-- | sound/firewire/fireface/ff-pcm.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/sound/firewire/fireface/ff-pcm.c b/sound/firewire/fireface/ff-pcm.c index d12a0e3a4219..e3c16308363d 100644 --- a/sound/firewire/fireface/ff-pcm.c +++ b/sound/firewire/fireface/ff-pcm.c @@ -138,16 +138,12 @@ static int pcm_open(struct snd_pcm_substream *substream) return err; err = pcm_init_hw_params(ff, substream); - if (err < 0) { - snd_ff_stream_lock_release(ff); - return err; - } + if (err < 0) + goto release_lock; err = ff->spec->protocol->get_clock(ff, &rate, &src); - if (err < 0) { - snd_ff_stream_lock_release(ff); - return err; - } + if (err < 0) + goto release_lock; if (src != SND_FF_CLOCK_SRC_INTERNAL) { for (i = 0; i < CIP_SFC_COUNT; ++i) { @@ -159,8 +155,8 @@ static int pcm_open(struct snd_pcm_substream *substream) * streaming engine can't support. */ if (i >= CIP_SFC_COUNT) { - snd_ff_stream_lock_release(ff); - return -EIO; + err = -EIO; + goto release_lock; } substream->runtime->hw.rate_min = rate; @@ -177,6 +173,10 @@ static int pcm_open(struct snd_pcm_substream *substream) snd_pcm_set_sync(substream); return 0; + +release_lock: + snd_ff_stream_lock_release(ff); + return err; } static int pcm_close(struct snd_pcm_substream *substream) |