[SCSI] qla2xxx: Correct regression in EH abort handling.

Commit 73208dfd7ab19f379d73e8a0fbf30f92c203e5e8 (qla2xxx: add
support for multi-queue adapter) inadvertently backed-out the fix
in 5bff55db3dc4d659f46b4d2fce2f61c1964c2762 (qla2xxx: Return a
FAILED status when abort mailbox-command fails.).

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

drivers/scsi/qla2xxx/qla_os.c

@@ -800,6 +800,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
 		if (ha->isp_ops->abort_command(vha, sp, req)) {
 			DEBUG2(printk("%s(%ld): abort_command "
 			"mbx failed.\n", __func__, vha->host_no));
+			ret = FAILED;
 		} else {
 			DEBUG3(printk("%s(%ld): abort_command "
 			"mbx success.\n", __func__, vha->host_no));