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pcm: set error code at failure path

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This commit fixes below compiler warnings.

pcm_hw.c: In function ‘_snd_pcm_hw_open’:
pcm_hw.c:1816:16: warning: ‘err’ may be used uninitialized in this function [-Wmaybe-uninitialized]
         return err;
                ^

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Sakamoto 2016-07-11 21:06:01 +09:00 • committed by Takashi Iwai
parent 671dc90486
commit 773eeda110
1 changed files with 1 additions and 0 deletions
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src/pcm/pcm_hw.c
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@ -1769,6 +1769,7 @@ int _snd_pcm_hw_open(snd_pcm_t **pcmp, const char *name,
chmap = _snd_pcm_parse_config_chmaps(n);
if (!chmap) {
SNDERR("Invalid channel map for %s", id);
err = -EINVAL;
goto fail;
}
continue;