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Merge of the trunk's r2575:

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Don't return SN errors on IMMEDIATE commands



git-svn-id: http://svn.code.sf.net/p/scst/svn/branches/2.0.0.x@2576 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Vladislav Bolkhovitin
2010-11-02 20:13:49 +00:00
parent c6af50247d
commit 8e65d45291
1 changed files with 5 additions and 2 deletions
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iscsi-scst/kernel/iscsi.c
+5 -2
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@@ -1250,9 +1250,12 @@ static int check_cmd_sn(struct iscsi_cmnd *cmnd)
cmnd->pdu.bhs.sn = cmd_sn = be32_to_cpu((__force __be32)cmnd->pdu.bhs.sn);
TRACE_DBG("%d(%d)", cmd_sn, session->exp_cmd_sn);
if (likely((s32)(cmd_sn - session->exp_cmd_sn) >= 0))
if ((s32)(cmd_sn - session->exp_cmd_sn) >= 0)
return 0;
PRINT_ERROR("sequence error (%x,%x)", cmd_sn, session->exp_cmd_sn);
if (likely(cmnd->pdu.bhs.opcode & ISCSI_OP_IMMEDIATE))
return 0;
PRINT_ERROR("sequence error (cmd sn %x, exp cmd sn %x, )",
cmd_sn, session->exp_cmd_sn);
return -ISCSI_REASON_PROTOCOL_ERROR;
}