netdev - Re: [PATCH] netxen: do_rom_fast

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Message-Id: <200702271211.02344.amitkale@netxen.com>
Date:	Tue, 27 Feb 2007 12:11:02 +0530
From:	Amit Kale <amitkale@...xen.com>
To:	Stephen Hemminger <shemminger@...ux-foundation.org>
Cc:	Jeff Garzik <jgarzik@...ox.com>, netdev@...r.kernel.org
Subject: Re: [PATCH] netxen: do_rom_fast_write error handling

Ah.. missed that.
Thanks.
-Amit

On Tuesday 27 February 2007 04:21, Stephen Hemminger wrote:
> Compiler warning spots real error!
>
> The function do_rom_fast_read called in do_rom_fast_write can fail
> and leave data1 unset. This causes a compile warning.
> The correct thing is to propagate the error out.
>
> Signed-off-by: Stephen Hemminger <shemminger@...ux-foundation.org>
>
> ---
>  drivers/net/netxen/netxen_nic_init.c |    5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
>
> --- pktgen.orig/drivers/net/netxen/netxen_nic_init.c	2007-02-26
> 14:45:46.000000000 -0800 +++
> pktgen/drivers/net/netxen/netxen_nic_init.c	2007-02-26 14:46:37.000000000
> -0800 @@ -499,7 +499,10 @@
>  		while(1) {
>  			int data1;
>
> -			do_rom_fast_read(adapter, addridx, &data1);
> +			ret = do_rom_fast_read(adapter, addridx, &data1);
> +			if (ret < 0)
> +				return ret;
> +
>  			if (data1 == data)
>  				break;
-
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