[SCSI] ipr: Return better qc_issue errors
If qc_issue fails for some reason, return a better error to libata. Signed-off-by: Brian King <brking@linux.vnet.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
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@ -5128,7 +5128,7 @@ static unsigned int ipr_qc_issue(struct ata_queued_cmd *qc)
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struct ipr_ioarcb_ata_regs *regs;
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if (unlikely(!ioa_cfg->allow_cmds || ioa_cfg->ioa_is_dead))
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return -EIO;
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return AC_ERR_SYSTEM;
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ipr_cmd = ipr_get_free_ipr_cmnd(ioa_cfg);
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ioarcb = &ipr_cmd->ioarcb;
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@ -5173,7 +5173,7 @@ static unsigned int ipr_qc_issue(struct ata_queued_cmd *qc)
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default:
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WARN_ON(1);
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return -1;
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return AC_ERR_INVALID;
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}
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mb();
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