Commit 0da69df1 authored by Andrew Vasquez's avatar Andrew Vasquez Committed by James Bottomley

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

Properly check FC_RESID for any non-transfered bytes
regardless of firmware completion status.
Signed-off-by: default avatarAndrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@SteelEye.com>
parent 23443b1d
...@@ -909,6 +909,21 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) ...@@ -909,6 +909,21 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt)
resid = resid_len; resid = resid_len;
cp->resid = resid; cp->resid = resid;
CMD_RESID_LEN(cp) = 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; cp->result = DID_OK << 16 | lscsi_status;
......
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