Messages in this thread Patch in this message | | | Date | Tue, 03 Jan 2012 14:29:38 -0800 | From | Greg KH <> | Subject | [20/67] NFSv4.1: Ensure that we handle _all_ SEQUENCE status bits. |
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3.0-stable review patch. If anyone has any objections, please let me know.
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From: Trond Myklebust <Trond.Myklebust@netapp.com>
commit 111d489f0fb431f4ae85d96851fbf8d3248c09d8 upstream.
Currently, the code assumes that the SEQUENCE status bits are mutually exclusive. They are not...
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
--- fs/nfs/nfs4state.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
--- a/fs/nfs/nfs4state.c +++ b/fs/nfs/nfs4state.c @@ -1519,16 +1519,16 @@ void nfs41_handle_sequence_flag_errors(s { if (!flags) return; - else if (flags & SEQ4_STATUS_RESTART_RECLAIM_NEEDED) + if (flags & SEQ4_STATUS_RESTART_RECLAIM_NEEDED) nfs41_handle_server_reboot(clp); - else if (flags & (SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED | + if (flags & (SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED | SEQ4_STATUS_EXPIRED_SOME_STATE_REVOKED | SEQ4_STATUS_ADMIN_STATE_REVOKED | SEQ4_STATUS_LEASE_MOVED)) nfs41_handle_state_revoked(clp); - else if (flags & SEQ4_STATUS_RECALLABLE_STATE_REVOKED) + if (flags & SEQ4_STATUS_RECALLABLE_STATE_REVOKED) nfs41_handle_recallable_state_revoked(clp); - else if (flags & (SEQ4_STATUS_CB_PATH_DOWN | + if (flags & (SEQ4_STATUS_CB_PATH_DOWN | SEQ4_STATUS_BACKCHANNEL_FAULT | SEQ4_STATUS_CB_PATH_DOWN_SESSION)) nfs41_handle_cb_path_down(clp);
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