From: Miklos Szeredi <[email protected]>

[ Upstream commit 0a7419c68a45d2d066b996be5087aa2d07ce80eb ]

get_user_ns() is done twice (once in virtio_fs_get_tree() and once in
fuse_conn_init()), resulting in a reference leak.

Also looks better to use fsc->user_ns (which *should* be the
current_user_ns() at this point).

Signed-off-by: Miklos Szeredi <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>
---
 fs/fuse/virtio_fs.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/fuse/virtio_fs.c b/fs/fuse/virtio_fs.c
index 3d83c9e12848..9c0211a629d6 100644
--- a/fs/fuse/virtio_fs.c
+++ b/fs/fuse/virtio_fs.c
@@ -1456,8 +1456,7 @@ static int virtio_fs_get_tree(struct fs_context *fsc)
                return -ENOMEM;
        }
 
-       fuse_conn_init(fc, fm, get_user_ns(current_user_ns()),
-                      &virtio_fs_fiq_ops, fs);
+       fuse_conn_init(fc, fm, fsc->user_ns, &virtio_fs_fiq_ops, fs);
        fc->release = fuse_free_conn;
        fc->delete_stale = true;
        fc->auto_submounts = true;
-- 
2.30.2

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