[PATCH] Fix user namespace leak

From: Alexey Gladkov
Date: Thu Oct 14 2021 - 12:03:17 EST


Fixes: 61ca2c4afd9d ("NFS: Only reference user namespace from nfs4idmap struct instead of cred")
Signed-off-by: Alexey Gladkov <legion@xxxxxxxxxx>
---
fs/nfs/nfs4idmap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/nfs/nfs4idmap.c b/fs/nfs/nfs4idmap.c
index 8d8aba305ecc..f331866dd418 100644
--- a/fs/nfs/nfs4idmap.c
+++ b/fs/nfs/nfs4idmap.c
@@ -487,7 +487,7 @@ nfs_idmap_new(struct nfs_client *clp)
err_destroy_pipe:
rpc_destroy_pipe_data(idmap->idmap_pipe);
err:
- get_user_ns(idmap->user_ns);
+ put_user_ns(idmap->user_ns);
kfree(idmap);
return error;
}
--
2.33.0