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[SCSI] qla2xxx: Correct short-WRITE status handling. 

Properly check FC_RESID for any non-transfered bytes
regardless of firmware completion status.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Andrew Vasquez 2005-12-06 10:58:06 -08:00 committed by James Bottomley
parent 23443b1d61
commit 0da69df1e5
1 changed files with 15 additions and 0 deletions
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15
drivers/scsi/qla2xxx/qla_isr.c
View File

@ -909,6 +909,21 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt)
resid = resid_len;
cp->resid = resid;
CMD_RESID_LEN(cp) = resid;
if (!lscsi_status &&
((unsigned)(cp->request_bufflen - resid) <
cp->underflow)) {
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;
break;
}
}
cp->result = DID_OK << 16 | lscsi_status;