[PATCH net] be2net: Check for POST state in suspend-resume sequence

[PATCH net] be2net: Check for POST state in suspend-resume sequence

[sarveshwar.bandi]

From: Sarveshwar Bandi <sarveshwar.bandi@emulex.com>

In suspend-resume sequence, the OS could attempt to initialize the controller
before it is ready, check for POST state before going ahead.

Signed-off-by: Sarveshwar Bandi <sarveshwar.bandi@emulex.com>
---
 drivers/net/ethernet/emulex/benet/be_main.c |    4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 4559c35..3d91a5e 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -4373,6 +4373,10 @@ static int be_resume(struct pci_dev *pdev)
 	pci_set_power_state(pdev, PCI_D0);
 	pci_restore_state(pdev);
 
+	status = be_fw_wait_ready(adapter);
+	if (status)
+		return status;
+
 	/* tell fw we're ready to fire cmds */
 	status = be_cmd_fw_init(adapter);
 	if (status)
-- 
1.7.9.5

Re: [PATCH net] be2net: Check for POST state in suspend-resume sequence

[David Miller]

From: <sarveshwar.bandi@emulex.com>
Date: Fri, 23 Aug 2013 14:59:33 +0530

> From: Sarveshwar Bandi <sarveshwar.bandi@emulex.com>
> 
> In suspend-resume sequence, the OS could attempt to initialize the controller
> before it is ready, check for POST state before going ahead.
> 
> Signed-off-by: Sarveshwar Bandi <sarveshwar.bandi@emulex.com>

Applied, thanks.