topology: initialize variable for error output

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@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/src/topology/data.c b/src/topology/data.c
index 93eaf9192348f1a106cf76dfc9917ab63af2f4aa..c0a098cd3b13b58b812d08d6faf7ea42b4559c58 100644 (file)
--- 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;
        }