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List: linux-nfsv4
Subject: [PATCH 3/3] nfsd4: Fix error handling in nfsd's callback client
From: "J. Bruce Fields" <bfields () fieldses ! org>
Date: 2006-10-12 23:18:43
Message-ID: 20061012231843.GD21858 () fieldses ! org
[Download RAW message or body]
Coverity noticed that the error handling code in the NFSv4 callback client
sets cb->cb_client to NULL, then calls rpc_shutdown_client with the NULL
pointer.
Coverity: #cid 1397
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
---
fs/nfsd/nfs4callback.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index f6ca9fb..324a278 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -421,7 +421,7 @@ nfsd4_probe_callback(struct nfs4_client
/* Create RPC client */
cb->cb_client = rpc_create(&args);
- if (!cb->cb_client) {
+ if (IS_ERR(cb->cb_client)) {
dprintk("NFSD: couldn't create callback client\n");
goto out_err;
}
@@ -448,10 +448,10 @@ nfsd4_probe_callback(struct nfs4_client
out_rpciod:
atomic_dec(&clp->cl_count);
rpciod_down();
- cb->cb_client = NULL;
out_clnt:
rpc_shutdown_client(cb->cb_client);
out_err:
+ cb->cb_client = NULL;
dprintk("NFSD: warning: no callback path to client %.*s\n",
(int)clp->cl_name.len, clp->cl_name.data);
}
--
1.4.2.3.gabd697
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