topology: pcm: Remove unused variables

Fix gcc warnings:
  pcm.c: In function ‘tplg_parse_stream_cfg’:
  pcm.c:160:6: warning: unused variable ‘ret’ [-Wunused-variable]
    int ret;
        ^
  pcm.c: In function ‘split_format’:
  pcm.c:267:13: warning: unused variable ‘ret’ [-Wunused-variable]
    int i = 0, ret;
               ^

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

diff --git a/src/topology/pcm.c b/src/topology/pcm.c
index 6e42aa18b99bdd683ab38d703742c1a9ac1fa602..18d5f0b1b04003eb04faf586df5f3a6bb640ffb2 100644 (file)
--- a/src/topology/pcm.c
+++ b/src/topology/pcm.c
@@ -157,7 +157,6 @@ static int tplg_parse_stream_cfg(snd_tplg_t *tplg ATTRIBUTE_UNUSED,
        struct snd_soc_tplg_stream *stream;
        const char *id, *val;
        snd_pcm_format_t format;
-       int ret;
 
        snd_config_get_id(cfg, &id);
 
@@ -264,7 +263,7 @@ static int split_format(struct snd_soc_tplg_stream_caps *caps, char *str)
 {
        char *s = NULL;
        snd_pcm_format_t format;
-       int i = 0, ret;
+       int i = 0;
 
        s = strtok(str, ",");
        while ((s != NULL) && (i < SND_SOC_TPLG_MAX_FORMATS)) {