diff --git a/[refs] b/[refs]
index 8e581338027d..4b83a0f600cc 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 170a34605c14a90df5f4a78e0b4ca643be6ef8ba
+refs/heads/master: f4a747f155fe375231196ec3d26fcb6e3675d82f
diff --git a/trunk/sound/core/info.c b/trunk/sound/core/info.c
index 4188f76add75..c8eeaea9d695 100644
--- a/trunk/sound/core/info.c
+++ b/trunk/sound/core/info.c
@@ -267,7 +267,7 @@ static ssize_t snd_info_entry_write(struct file *file, const char __user *buffer
 		buf = data->wbuffer;
 		if (buf == NULL)
 			return -EIO;
-		mutex_unlock(&entry->access);
+		mutex_lock(&entry->access);
 		if (pos + count >= buf->len) {
 			if (resize_info_buffer(buf, pos + count)) {
 				mutex_unlock(&entry->access);