NFS: Fix error handling
Fix an error handling problem: nfs_put_client() can be given a NULL pointer if nfs_free_server() is asked to destroy a partially initialised record. Signed-Off-By: David Howells <dhowells@redhat.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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@ -208,6 +208,9 @@ static void nfs_free_client(struct nfs_client *clp)
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*/
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*/
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void nfs_put_client(struct nfs_client *clp)
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void nfs_put_client(struct nfs_client *clp)
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{
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{
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if (!clp)
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return;
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dprintk("--> nfs_put_client({%d})\n", atomic_read(&clp->cl_count));
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dprintk("--> nfs_put_client({%d})\n", atomic_read(&clp->cl_count));
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if (atomic_dec_and_lock(&clp->cl_count, &nfs_client_lock)) {
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if (atomic_dec_and_lock(&clp->cl_count, &nfs_client_lock)) {
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