cifs: Rename MF symlink function names

Clean up camel case in functionnames.

Signed-off-by: Sachin Prabhu <sprabhu@redhat.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <smfrench@gmail.com>
diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
index 5940eca..b15862e 100644
--- a/fs/cifs/readdir.c
+++ b/fs/cifs/readdir.c
@@ -749,7 +749,7 @@
 	}
 
 	if ((cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MF_SYMLINKS) &&
-	    CIFSCouldBeMFSymlink(&fattr))
+	    couldbe_mf_symlink(&fattr))
 		/*
 		 * trying to get the type and mode can be slow,
 		 * so just call those regular files for now, and mark