[alsa-devel] [PATCH 4/7] topology: initialize variable for error output

[Takashi Sakamoto]

This commit fixes below compiler warnings.

In file included from ../../include/local.h:165:0,
                 from tplg_local.h:17,
                 from data.c:20:
data.c: In function ‘tplg_parse_tuples’:
../../include/error.h:64:21: warning: ‘id’ may be used uninitialized in this function [-Wmaybe-uninitialized]
 #define SNDERR(...) snd_lib_error(__FILE__, __LINE__, __FUNCTION__, 0, __VA_ARGS__) /**< Shows a sound error message. */
                     ^
data.c:576:14: note: ‘id’ was declared here
  const char *id;
              ^

Signed-off-by: Takashi Sakamoto <o-takashi at sakamocchi.jp>
---
 src/topology/data.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/topology/data.c b/src/topology/data.c
index 93eaf91..c0a098c 100644
--- a/src/topology/data.c
+++ b/src/topology/data.c
@@ -578,6 +578,7 @@ static int parse_tuple_sets(snd_tplg_t *tplg, snd_config_t *cfg,
 	int err;
 
 	if (snd_config_get_type(cfg) != SND_CONFIG_TYPE_COMPOUND) {
+		snd_config_get_id(cfg, &id);
 		SNDERR("error: compound type expected for %s", id);
 		return -EINVAL;
 	}
-- 
2.7.4