diff --git a/drivers/staging/dt3155/dt3155_drv.c b/drivers/staging/dt3155/dt3155_drv.c
index f3ae8e82d64eadaf208dcfd859bfa9e41f4eb1ed..3efdeb9953ff6bb72b9fd414a276b7a57ebe7174 100644
--- a/drivers/staging/dt3155/dt3155_drv.c
+++ b/drivers/staging/dt3155/dt3155_drv.c
@@ -76,6 +76,7 @@ MODULE_LICENSE("GPL");
 #include <linux/pci.h>
 #include <linux/types.h>
 #include <linux/poll.h>
+#include <linux/sched.h>
 
 #include <asm/io.h>
 #include <asm/uaccess.h>