linux-kernel - [PATCH] fs/namespace: make to_mnt

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Date:   Wed,  9 Oct 2019 15:52:11 +0100
From:   Ben Dooks <ben.dooks@...ethink.co.uk>
To:     linux-kernel@...ts.codethink.co.uk
Cc:     Ben Dooks <ben.dooks@...ethink.co.uk>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] fs/namespace: make to_mnt_ns static

The to_mnt_ns() is not exported outside the file so
make it static to fix the following sparse warning:

fs/namespace.c:1731:22: warning: symbol 'to_mnt_ns' was not declared. Should it be static?

Signed-off-by: Ben Dooks <ben.dooks@...ethink.co.uk>
---
Cc: Alexander Viro <viro@...iv.linux.org.uk>
Cc: linux-fsdevel@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
---
 fs/namespace.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/namespace.c b/fs/namespace.c
index fe0e9e1410fe..b87b127fdce4 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1728,7 +1728,7 @@ 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);
 }
-- 
2.23.0