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-rw-r--r--sound/core/control.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/core/control.c b/sound/core/control.c
index 5c49f976fc7..8d6e4bae740 100644
--- a/sound/core/control.c
+++ b/sound/core/control.c
@@ -288,6 +288,10 @@ static bool snd_ctl_remove_numid_conflict(struct snd_card *card,
{
struct snd_kcontrol *kctl;
+ /* Make sure that the ids assigned to the control do not wrap around */
+ if (card->last_numid >= UINT_MAX - count)
+ card->last_numid = 0;
+
list_for_each_entry(kctl, &card->controls, list) {
if (kctl->id.numid < card->last_numid + 1 + count &&
kctl->id.numid + kctl->count > card->last_numid + 1) {