From: Eric Biggers <ebiggers@xxxxxxxxxx> to_mnt_ns() is only used in fs/namespace.c, so make it static. This addresses a gcc warning when -Wmissing-prototypes is enabled. Signed-off-by: Eric Biggers <ebiggers@xxxxxxxxxx> --- fs/namespace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/namespace.c b/fs/namespace.c index a677b59efd74e..2ba0dbd8573a2 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -1688,7 +1688,7 @@ 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); } -- 2.20.1.97.g81188d93c3-goog