ASoC: soc-pcm: return correct -ERRNO in failure path

Kernel test robot throws below error ->

sound/soc/soc-pcm.c:2523 dpcm_run_update_startup() error: uninitialized
symbol 'ret'.

Initializing ret = 0 and returning correct -ERRNO in failure path.

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
Link: https://lore.kernel.org/r/1610163901-5523-1-git-send-email-jrdr.linux@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index 481a4a2..29328ce 100644 (file)
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -2432,7 +2432,7 @@ static int dpcm_run_update_startup(struct snd_soc_pcm_runtime *fe, int stream)
                snd_soc_dpcm_get_substream(fe, stream);
        struct snd_soc_dpcm *dpcm;
        enum snd_soc_dpcm_trigger trigger = fe->dai_link->trigger[stream];
-       int ret;
+       int ret = 0;
        unsigned long flags;
 
        dev_dbg(fe->dev, "ASoC: runtime %s open on FE %s\n",
@@ -2441,6 +2441,7 @@ static int dpcm_run_update_startup(struct snd_soc_pcm_runtime *fe, int stream)
        /* Only start the BE if the FE is ready */
        if (fe->dpcm[stream].state == SND_SOC_DPCM_STATE_HW_FREE ||
                fe->dpcm[stream].state == SND_SOC_DPCM_STATE_CLOSE) {
+               ret = -EINVAL;
                dev_err(fe->dev, "ASoC: FE %s is not ready %d\n",
                        fe->dai_link->name, fe->dpcm[stream].state);
                goto disconnect;