diff --git a/include/linux/pnp.h b/include/linux/pnp.h
index 9a5226f..00dae5b 100644
--- a/include/linux/pnp.h
+++ b/include/linux/pnp.h
@@ -177,6 +177,7 @@
 
 struct pnp_dev {
 	struct device dev;		/* Driver Model device interface */
+	u64 dma_mask;
 	unsigned char number;		/* used as an index, must be unique */
 	int status;