diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
index 4e937e0da8e2087a9de0ba12817e8682bd921860..62604cbd75e8bffabf5160e0f7eea95518d74875 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
@@ -40,7 +40,7 @@
 #include "trx.h"
 #include "led.h"
 #include "hw.h"
-
+#include <linux/vmalloc.h>
 
 MODULE_AUTHOR("Georgia		<georgia@realtek.com>");
 MODULE_AUTHOR("Ziv Huang	<ziv_huang@realtek.com>");