constify check_mnt()

Reviewed-by: Christian Brauner <brauner@kernel.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/fs/namespace.c b/fs/namespace.c
index 47c7a0517663cc65210524446018181abbc9bcb1..10949806ad7a383ad5d8cb9bb5736e3c43a1296b 100644 (file)
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1010,7 +1010,7 @@ static void unpin_mountpoint(struct pinned_mountpoint *m)
        }
 }
 
-static inline int check_mnt(struct mount *mnt)
+static inline int check_mnt(const struct mount *mnt)
 {
        return mnt->mnt_ns == current->nsproxy->mnt_ns;
 }