linux-kernel - Re: [PATCH] farsync: fix invalid memory accesses in fst_add_one() and fst_init

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Message-Id: <20140708.152057.490185410038470309.davem@davemloft.net>
Date:	Tue, 08 Jul 2014 15:20:57 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	khoroshilov@...ras.ru
Cc:	kevin.curtis@...site.co.uk, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, ldv-project@...uxtesting.org
Subject: Re: [PATCH] farsync: fix invalid memory accesses in fst_add_one()
 and fst_init_card()

From: Alexey Khoroshilov <khoroshilov@...ras.ru>
Date: Sat,  5 Jul 2014 03:35:50 +0400

> -                }
> +			card->nports = i;
> +			return (card->nports == 0) ? err : 0;
> +		}

I don't think this is the right thing to do.

This will cause the caller to not free the IRQ or any of the
other resources.

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