[RFC PATCH miklos-vfs] ovl: ovl_fadvise() can be static

[kbuild test robot <fengguang.wu@xxxxxxxxx>]

Fixes: 53e35e7602b1 ("ovl: add ovl_fadvise()")
Signed-off-by: kbuild test robot <fengguang.wu@xxxxxxxxx>
---
 file.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/overlayfs/file.c b/fs/overlayfs/file.c
index 89f9e97..aeaefd2 100644
--- a/fs/overlayfs/file.c
+++ b/fs/overlayfs/file.c
@@ -331,7 +331,7 @@ static long ovl_fallocate(struct file *file, int mode, loff_t offset, loff_t len
 	return ret;
 }
 
-int ovl_fadvise(struct file *file, loff_t offset, loff_t len, int advice)
+static int ovl_fadvise(struct file *file, loff_t offset, loff_t len, int advice)
 {
 	struct fd real;
 	const struct cred *old_cred;