From: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Date: Mon, 11 Jul 2016 12:06:01 +0000 (+0900)
Subject: pcm: set error code at failure path
X-Git-Tag: v1.1.2~85
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=773eeda110bcc91b1f0c7796810162c0b278edcf;p=alsa-lib.git

pcm: set error code at failure path

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>
---

diff --git a/src/pcm/pcm_hw.c b/src/pcm/pcm_hw.c
index 4f4b84b2..1fe307f5 100644
--- a/src/pcm/pcm_hw.c
+++ b/src/pcm/pcm_hw.c
@@ -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;