Commit 2d136938 authored Sep 11, 2008 by Andrew Vasquez Committed by James Bottomley Oct 03, 2008

[SCSI] qla2xxx: Additional residual-count corrections during UNDERRUN handling.



Add additional tightening of residual-count handling (originally
from commit 6acf8190) where the
driver should discard any lower SCSI-status during
firmware/transport residual-count mismatches.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

parent cc3ef7bc

drivers/scsi/qla2xxx/qla_isr.c

+3 −2

Original line number	Diff line number	Diff line
		@@ -1060,8 +1060,9 @@ qla2x00_status_entry(scsi_qla_host_t ha, void pkt)
		resid = resid_len;
		/* Use F/W calculated residual length. */
		if (IS_FWI2_CAPABLE(ha)) {
		if (scsi_status & SS_RESIDUAL_UNDER &&
		resid != fw_resid_len) {
		if (!(scsi_status & SS_RESIDUAL_UNDER)) {
		lscsi_status = 0;
		} else if (resid != fw_resid_len) {
		scsi_status &= ~SS_RESIDUAL_UNDER;
		lscsi_status = 0;
		}

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