diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c
index 44d68a1..1a9ce88 100644
--- a/fs/jbd2/commit.c
+++ b/fs/jbd2/commit.c
@@ -293,7 +293,7 @@
 	int bufs;
 	int flags;
 	int err;
-	unsigned long blocknr;
+	sector_t blocknr;
 	char *tagp = NULL;
 	journal_header_t *header;
 	journal_block_tag_t *tag = NULL;