ASoC: dapm: Potential small memory leak in dapm_cnew_widget()

We should free "w" on the error path.

Fixes: 199ed3e81c49 ("ASoC: dapm: fix use-after-free issue with dailink sname")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index dea6fc2353e47b782de20808622c4db3eb2138ba..1ec06ef6d161606922b1a3f8d16e2e685129db62 100644 (file)
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -332,8 +332,10 @@ static inline struct snd_soc_dapm_widget *dapm_cnew_widget(
         */
        if (_widget->sname) {
                w->sname = kstrdup_const(_widget->sname, GFP_KERNEL);
-               if (!w->sname)
+               if (!w->sname) {
+                       kfree(w);
                        return NULL;
+               }
        }
        return w;
 }