From 0feeed823af05ca556087a89fdcf644f156f73b8 Mon Sep 17 00:00:00 2001
From: Brian King <brking@linux.vnet.ibm.com>
Date: Thu, 29 Mar 2007 12:43:43 -0500
Subject: [PATCH] [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>
---
 drivers/scsi/ipr.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index 0251fd7272e0..aa1fb72ca235 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -5128,7 +5128,7 @@ static unsigned int ipr_qc_issue(struct ata_queued_cmd *qc)
 	struct ipr_ioarcb_ata_regs *regs;
 
 	if (unlikely(!ioa_cfg->allow_cmds || ioa_cfg->ioa_is_dead))
-		return -EIO;
+		return AC_ERR_SYSTEM;
 
 	ipr_cmd = ipr_get_free_ipr_cmnd(ioa_cfg);
 	ioarcb = &ipr_cmd->ioarcb;
@@ -5173,7 +5173,7 @@ static unsigned int ipr_qc_issue(struct ata_queued_cmd *qc)
 
 	default:
 		WARN_ON(1);
-		return -1;
+		return AC_ERR_INVALID;
 	}
 
 	mb();