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-rw-r--r--sound/usb/mixer.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index c7da38348035..b1c78db0d470 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -1238,7 +1238,7 @@ static int get_min_max_with_quirks(struct usb_mixer_elem_info *cval,
(cval->control << 8) | minchn,
&cval->res) < 0) {
cval->res = 1;
- } else {
+ } else if (cval->head.mixer->protocol == UAC_VERSION_1) {
int last_valid_res = cval->res;
while (cval->res > 1) {