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sunrpc: fixed rollback in rpc_gssd_dummy_populate()

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commit b7ade38165 upstream.

__rpc_depopulate(gssd_dentry) was lost on error path

cc: stable@vger.kernel.org
Fixes: commit 4b9a445e3e ("sunrpc: create a new dummy pipe for gssd to hold open")
Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Vasily Averin
2020-06-01 11:54:57 +03:00
committed by Sasha Levin
parent 6d3468bd18
commit 04e6e060f0
1 changed files with 1 additions and 0 deletions
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net/sunrpc/rpc_pipe.c
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@ -1347,6 +1347,7 @@ rpc_gssd_dummy_populate(struct dentry *root, struct rpc_pipe *pipe_data)
q.len = strlen(gssd_dummy_clnt_dir[0].name); q.len = strlen(gssd_dummy_clnt_dir[0].name);
clnt_dentry = d_hash_and_lookup(gssd_dentry, &q); clnt_dentry = d_hash_and_lookup(gssd_dentry, &q);
if (!clnt_dentry) { if (!clnt_dentry) {
__rpc_depopulate(gssd_dentry, gssd_dummy_clnt_dir, 0, 1);
pipe_dentry = ERR_PTR(-ENOENT); pipe_dentry = ERR_PTR(-ENOENT);
goto out; goto out;
} }