diff --git a/[refs] b/[refs]
index 9296ecf3776f..acff99351ee2 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 62c5549ee246fa30606f918f97c6b3cde2831292
+refs/heads/master: 62f09c3d321c82981ae3f2dd7e32bc4c73379a7e
diff --git a/trunk/sound/usb/usbmidi.c b/trunk/sound/usb/usbmidi.c
index 7580339dba22..2b9d940c8064 100644
--- a/trunk/sound/usb/usbmidi.c
+++ b/trunk/sound/usb/usbmidi.c
@@ -871,10 +871,10 @@ static int snd_usbmidi_in_endpoint_create(struct snd_usb_midi* umidi,
 
 static unsigned int snd_usbmidi_count_bits(unsigned int x)
 {
-	unsigned int bits = 0;
+	unsigned int bits;
 
-	for (; x; x >>= 1)
-		bits += x & 1;
+	for (bits = 0; x; ++bits)
+		x &= x - 1;
 	return bits;
 }