[SCSI] qla4xxx: Wait for disable_acb before doing set_acb
In function qla4xxx_iface_set_param wait for disable_acb to
complete so that set_acb will not fail.
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 064d672..0c9ee93 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -935,7 +935,16 @@
goto exit_init_fw_cb;
}
- qla4xxx_disable_acb(ha);
+ rval = qla4xxx_disable_acb(ha);
+ if (rval != QLA_SUCCESS) {
+ ql4_printk(KERN_ERR, ha, "%s: disable acb mbx failed\n",
+ __func__);
+ rval = -EIO;
+ goto exit_init_fw_cb;
+ }
+
+ wait_for_completion_timeout(&ha->disable_acb_comp,
+ DISABLE_ACB_TOV * HZ);
qla4xxx_initcb_to_acb(init_fw_cb);