ext4: make local symbol ext4_initxattrs static

The ext4_initxattrs symbol is used only in this file, so it should be
declared static.

Signed-off-by: Djalal Harouni <tixxdz@opendz.org>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
diff --git a/fs/ext4/xattr_security.c b/fs/ext4/xattr_security.c
index 34e4350..e247f8b 100644
--- a/fs/ext4/xattr_security.c
+++ b/fs/ext4/xattr_security.c
@@ -48,8 +48,9 @@
 			      name, value, size, flags);
 }
 
-int ext4_initxattrs(struct inode *inode, const struct xattr *xattr_array,
-		    void *fs_info)
+static int
+ext4_initxattrs(struct inode *inode, const struct xattr *xattr_array,
+		void *fs_info)
 {
 	const struct xattr *xattr;
 	handle_t *handle = fs_info;