Merge tag 'riscv/for-v5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv...

[linux.git] / sound / usb / mixer.c

diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 45eee5cc312e61e202e3016b0bf1f45e96a7d93d..6cd4ff09c5ee60566aae77191fbd73960aa2a79a 100644 (file)
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -2930,6 +2930,9 @@ static int snd_usb_mixer_controls_badd(struct usb_mixer_interface *mixer,
                        continue;
 
                iface = usb_ifnum_to_if(dev, intf);
+               if (!iface)
+                       continue;
+
                num = iface->num_altsetting;
 
                if (num < 2)