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Message-Id: <20211115165400.543918534@linuxfoundation.org>
Date: Mon, 15 Nov 2021 18:03:32 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, Alexey Gladkov <legion@...nel.org>,
Trond Myklebust <trond.myklebust@...merspace.com>,
Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.10 487/575] Fix user namespace leak
From: Alexey Gladkov <legion@...nel.org>
[ Upstream commit d5f458a979650e5ed37212f6134e4ee2b28cb6ed ]
Fixes: 61ca2c4afd9d ("NFS: Only reference user namespace from nfs4idmap struct instead of cred")
Signed-off-by: Alexey Gladkov <legion@...nel.org>
Signed-off-by: Trond Myklebust <trond.myklebust@...merspace.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
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 8d8aba305ecca..f331866dd4182 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
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