1 files changed, 11 insertions, 5 deletions

diff --git a/sound/core/control_compat.c b/sound/core/control_compat.c
index 418c6d4e5daf..a529b62972b4 100644
--- a/sound/core/control_compat.c
+++ b/sound/core/control_compat.c
@@ -167,7 +167,7 @@ static int get_ctl_type(struct snd_card *card, struct snd_ctl_elem_id *id,
                         int *countp)
 {
         struct snd_kcontrol *kctl;
-        struct snd_ctl_elem_info info;
+        struct snd_ctl_elem_info *info;
         int err;
 
         down_read(&card->controls_rwsem);
@@ -176,13 +176,19 @@ static int get_ctl_type(struct snd_card *card, struct snd_ctl_elem_id *id,
                 up_read(&card->controls_rwsem);
                 return -ENXIO;
         }
-        info.id = *id;
-        err = kctl->info(kctl, &info);
+        info = kzalloc(sizeof(*info), GFP_KERNEL);
+        if (info == NULL) {
+                up_read(&card->controls_rwsem);
+                return -ENOMEM;
+        }
+        info->id = *id;
+        err = kctl->info(kctl, info);
         up_read(&card->controls_rwsem);
         if (err >= 0) {
-                err = info.type;
-                *countp = info.count;
+                err = info->type;
+                *countp = info->count;
         }
+        kfree(info);
         return err;
 }