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-rw-r--r--sound/usb/format.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/sound/usb/format.c b/sound/usb/format.c
index 9ebc5d202c87..e6ff317a6785 100644
--- a/sound/usb/format.c
+++ b/sound/usb/format.c
@@ -466,6 +466,17 @@ static int validate_sample_rate_table_v2v3(struct snd_usb_audio *chip,
unsigned int nr_rates;
int i, err;
+ /* performing the rate verification may lead to unexpected USB bus
+ * behavior afterwards by some unknown reason. Do this only for the
+ * known devices.
+ */
+ switch (USB_ID_VENDOR(chip->usb_id)) {
+ case 0x07fd: /* MOTU */
+ break;
+ default:
+ return 0; /* don't perform the validation as default */
+ }
+
table = kcalloc(fp->nr_rates, sizeof(*table), GFP_KERNEL);
if (!table)
return -ENOMEM;