From: Shyam Sundar <[EMAIL PROTECTED]>
Signed-off-by: Andrew Vasquez <[EMAIL PROTECTED]>
---
drivers/scsi/qla2xxx/qla_isr.c | 19 +++++++++++++++++++
1 files changed, 19 insertions(+), 0 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index fa21cd8..4a50b93 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -1062,6 +1062,25 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt)
cp->device->id, cp->device->lun, cp,
cp->serial_number));
+ /*
+ * In case of a Underrun condition, set both the lscsi
+ * status and the completion status to appropriate
+ * values.
+ */
+ if (resid &&
+ ((unsigned)(cp->request_bufflen - resid) <
+ cp->underflow)) {
+ DEBUG2(qla_printk(KERN_INFO, ha,
+ "scsi(%ld:%d:%d:%d): Mid-layer underflow "
+ "detected (%x of %x bytes)...returning "
+ "error status.\n", ha->host_no,
+ cp->device->channel, cp->device->id,
+ cp->device->lun, resid,
+ cp->request_bufflen));
+
+ cp->result = DID_ERROR << 16 | lscsi_status;
+ }
+
if (sense_len)
DEBUG5(qla2x00_dump_buffer(cp->sense_buffer,
CMD_ACTUAL_SNSLEN(cp)));
--
1.5.3.rc2.4.g726f9
-
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