diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index 0abba171aa89b6c948fc795201d2eee9734d6e06..9640e4174552ab92ac467d2aa304f9b746164793 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -304,7 +304,7 @@ _xfs_buf_free_pages(
  * 	The buffer must not be on any hash - use xfs_buf_rele instead for
  * 	hashed and refcounted buffers
  */
-void
+static void
 xfs_buf_free(
 	xfs_buf_t		*bp)
 {
diff --git a/fs/xfs/xfs_buf.h b/fs/xfs/xfs_buf.h
index f6ce17d8d8480f2836c5440d35313facb5802ac9..56e081dd1d968600feb7621ee4b611c3e57f771e 100644
--- a/fs/xfs/xfs_buf.h
+++ b/fs/xfs/xfs_buf.h
@@ -244,7 +244,6 @@ int xfs_buf_read_uncached(struct xfs_buftarg *target, xfs_daddr_t daddr,
 void xfs_buf_hold(struct xfs_buf *bp);
 
 /* Releasing Buffers */
-extern void xfs_buf_free(xfs_buf_t *);
 extern void xfs_buf_rele(xfs_buf_t *);
 
 /* Locking and Unlocking Buffers */