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[SCSI] qla4xxx: cache new IP address acquired via DHCP 

Prior to firmware state change from ACQUIRING to READY, an
0x8029 AEN is received. Added code to check previous state
being ACQUIRING in order to update the ip address in the driver.

Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: Prasanna Mumbai <prasanna.mumbai@qlogic.com>
Signed-off-by: Ravi Anand <ravi.anand@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Prasanna Mumbai 2010-12-02 22:12:43 -08:00 committed by James Bottomley
parent 4cd83cbef8
commit e128271b7b
1 changed files with 2 additions and 1 deletions
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3
drivers/scsi/qla4xxx/ql4_isr.c
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@ -554,7 +554,8 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha,
/* mbox_sts[2] = Old ACB state
* mbox_sts[3] = new ACB state */
if ((mbox_sts[3] == ACB_STATE_VALID) &&
(mbox_sts[2] == ACB_STATE_TENTATIVE))
((mbox_sts[2] == ACB_STATE_TENTATIVE) ||
(mbox_sts[2] == ACB_STATE_ACQUIRING)))
set_bit(DPC_GET_DHCP_IP_ADDR, &ha->dpc_flags);
else if ((mbox_sts[3] == ACB_STATE_ACQUIRING) &&
(mbox_sts[2] == ACB_STATE_VALID))