netdev - Re: [PATCH net] qlge: Fix qlge_update_hw_vlan_features to handle if interface is down

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Message-ID: <036FA1BC4A80D448AB7D9C3AAFBBCAF59F87DCD8@AVMB1.qlogic.org>
Date:	Fri, 30 Jan 2015 23:40:17 +0000
From:	Harish Patil <harish.patil@...gic.com>
To:	Marcelo Ricardo Leitner <mleitner@...hat.com>,
	netdev <netdev@...r.kernel.org>
CC:	"cdupuis@...hat.com" <cdupuis@...hat.com>
Subject: Re: [PATCH net] qlge: Fix qlge_update_hw_vlan_features to handle if
 interface is down

>
>Currently qlge_update_hw_vlan_features() will always first put the
>interface down, then update features and then bring it up again. But it
>is possible to hit this code while the adapter is down and this causes a
>non-paired call to napi_disable(), which will get stuck.
>
>This patch fixes it by skipping these down/up actions if the interface
>is already down.
>
>Fixes: a45adbe8d352 ("qlge: Enhance nested VLAN (Q-in-Q) handling.")
>Cc: Harish Patil <harish.patil@...gic.com>
>Signed-off-by: Marcelo Ricardo Leitner <mleitner@...hat.com>
>---
> drivers/net/ethernet/qlogic/qlge/qlge_main.c | 26
>++++++++++++++++----------
> 1 file changed, 16 insertions(+), 10 deletions(-)


Acked-by: Harish Patil <harish.patil@...gic.com>

Thanks,
Harish




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