diff --git a/sound/core/pcm_memory.c b/sound/core/pcm_memory.c
index d9727c74b2e1faef823d483e625179f4e4e8e558..d6d49d6651f9122a389572db10d4f2ff078bbec2 100644
--- a/sound/core/pcm_memory.c
+++ b/sound/core/pcm_memory.c
@@ -23,6 +23,7 @@
 #include <linux/time.h>
 #include <linux/init.h>
 #include <linux/moduleparam.h>
+#include <linux/vmalloc.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/info.h>