From 2232be0d5707cd331b92027c0fd7ea5e843c2121 Mon Sep 17 00:00:00 2001
From: Lalit Chandivade <lalit.chandivade@qlogic.com>
Date: Fri, 30 Jul 2010 14:38:47 +0530
Subject: [SCSI] qla4xxx: Added AER support for ISP82xx

Added support for PCI error handling

Signed-off-by: Lalit Chandivade <lalit.chandivade@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: Poornima Vonti <poornima.vonti@qlogic.com>
Signed-off-by: Ravi Anand <ravi.anand@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
---
 drivers/scsi/qla4xxx/ql4_isr.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'drivers/scsi/qla4xxx/ql4_isr.c')

diff --git a/drivers/scsi/qla4xxx/ql4_isr.c b/drivers/scsi/qla4xxx/ql4_isr.c
index aa65697a86b4..2a1ab63f3eb0 100644
--- a/drivers/scsi/qla4xxx/ql4_isr.c
+++ b/drivers/scsi/qla4xxx/ql4_isr.c
@@ -816,6 +816,9 @@ irqreturn_t qla4_8xxx_intr_handler(int irq, void *dev_id)
 	unsigned long flags = 0;
 	uint8_t reqs_count = 0;
 
+	if (unlikely(pci_channel_offline(ha->pdev)))
+		return IRQ_HANDLED;
+
 	ha->isr_count++;
 	status = qla4_8xxx_rd_32(ha, ISR_INT_VECTOR);
 	if (!(status & ha->nx_legacy_intr.int_vec_bit))
-- 
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