diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index b6148f6..28c1a62 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -331,7 +331,7 @@
 {
 	struct bio *bio;
 	unsigned int nr_iovecs = (size + PAGE_SIZE - 1) >> PAGE_SHIFT;
-	int gfp_mask = GFP_NOIO | __GFP_HIGHMEM;
+	gfp_t gfp_mask = GFP_NOIO | __GFP_HIGHMEM;
 	unsigned int i;
 
 	/*