diff --git a/drivers/usb/host/ssb-hcd.c b/drivers/usb/host/ssb-hcd.c
index c2e73433b3064ad4d819250b3ca3caad94a590ad..c2a29faba076d91b03edc6d2cf4e53db9509e45e 100644
--- a/drivers/usb/host/ssb-hcd.c
+++ b/drivers/usb/host/ssb-hcd.c
@@ -22,6 +22,7 @@
 #include <linux/delay.h>
 #include <linux/platform_device.h>
 #include <linux/module.h>
+#include <linux/slab.h>
 #include <linux/usb/ehci_pdriver.h>
 #include <linux/usb/ohci_pdriver.h>