diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
index 675672f..f48838a 100644
--- a/sound/usb/usbaudio.c
+++ b/sound/usb/usbaudio.c
@@ -1762,6 +1762,8 @@
 
 	channels = kcalloc(MAX_MASK, sizeof(u32), GFP_KERNEL);
 	rates = kcalloc(MAX_MASK, sizeof(u32), GFP_KERNEL);
+	if (!channels || !rates)
+		goto __out;
 
 	list_for_each(p, &subs->fmt_list) {
 		struct audioformat *f;