ocfs2: optimize error handling in dlm_request_join
Currently error handling in dlm_request_join is a little obscure, so optimize it to promote readability. If packet.code is invalid, reset it to JOIN_DISALLOW to keep it meaningful. It only influences the log printing. Signed-off-by: NNorton.Zhu <norton.zhu@huawei.com> Cc: Srinivas Eeda <srinivas.eeda@oracle.com> Reviewed-by: NMark Fasheh <mfasheh@suse.de> Cc: Joel Becker <jlbec@evilplan.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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