[PATCH] fs: namespace: to_mnt_ns should be static

[Geliang Tang]

Fixes the following sparse warning:

fs/namespace.c:1654:22: warning: symbol 'to_mnt_ns' was not declared.
Should it be static?

Signed-off-by: Geliang Tang <geliangtang@xxxxxxx>
---
 fs/namespace.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/namespace.c b/fs/namespace.c
index 0570729..37af1ba 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1651,7 +1651,7 @@ static bool is_mnt_ns_file(struct dentry *dentry)
 	       dentry->d_fsdata == &mntns_operations;
 }
 
-struct mnt_namespace *to_mnt_ns(struct ns_common *ns)
+static struct mnt_namespace *to_mnt_ns(struct ns_common *ns)
 {
 	return container_of(ns, struct mnt_namespace, ns);
 }
-- 
2.5.0


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