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SubjectRe: [ 037/221] iscsi-target: Fix bug in handling of ExpStatSN ACK during u32 wrap-around
On Tue, 2013-01-15 at 10:49 -0800, Greg Kroah-Hartman wrote:
> 3.7-stable review patch. If anyone has any objections, please let me know.
> ------------------
> From: Steve Hodgson <>
> commit 64c13330a38935120501b19c97a3e6095747c7a1 upstream.
> This patch fixes a bug in the hanlding of initiator provided ExpStatSN and
> individual iscsi_cmd->stat_sn comparision during iscsi_conn->stat_sn
> wrap-around within iscsit_ack_from_expstatsn() code.
> This bug would manifest itself as iscsi_cmd descriptors not being Acked
> by a lower ExpStatSn, causing them to be leaked until an iSCSI connection
> or session reinstatement event occurs to release all commands.
> Also fix up two other uses of incorrect CmdSN SNA comparison to use wrapper
> usage from include/scsi/iscsi_proto.h.

You'll need to add this fix:

commit 64fe4f4f181cc2fe97d4176bf6ee6e3725ae33ec
Author: Roland Dreier <>
Date: Mon Jan 7 11:45:16 2013 -0800

iscsi-target: Fix CmdSN comparison (use cmd->cmd_sn instead of cmd->stat_sn)


Ben Hutchings
I'm not a reverse psychological virus. Please don't copy me into your sig.
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