scarlett2_usb_set_config() calls scarlett2_usb_get() but was not checking the result. Return the error if it fails rather than continuing with an invalid value.
Signed-off-by: Geoffrey D. Bennett g@b4.vu Fixes: 9e15fae6c51a ("ALSA: usb-audio: scarlett2: Allow bit-level access to config") --- sound/usb/mixer_scarlett2.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/sound/usb/mixer_scarlett2.c b/sound/usb/mixer_scarlett2.c index a0ba53372f7b..22285d8038c1 100644 --- a/sound/usb/mixer_scarlett2.c +++ b/sound/usb/mixer_scarlett2.c @@ -1577,7 +1577,10 @@ static int scarlett2_usb_set_config( size = 1; offset = config_item->offset;
- scarlett2_usb_get(mixer, offset, &tmp, 1); + err = scarlett2_usb_get(mixer, offset, &tmp, 1); + if (err < 0) + return err; + if (value) tmp |= (1 << index); else