netdev - RE: [PATCH 1/1] net: ethernet: broadcom: fix improper return value

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Date:   Sun, 4 Dec 2016 07:59:10 +0000
From:   "Kalderon, Michal" <Michal.Kalderon@...ium.com>
To:     Pan Bian <bianpan201604@....com>,
        "Mintz, Yuval" <Yuval.Mintz@...ium.com>,
        "Elior, Ariel" <Ariel.Elior@...ium.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Pan Bian <bianpan2016@....com>
Subject: RE: [PATCH 1/1] net: ethernet: broadcom: fix improper return value

> From: Pan Bian <bianpan2016@....com>
> 
> Marco BNX2X_ALLOC_AND_SET(arr, lbl, func) calls kmalloc() to allocate
> memory, and jumps to label "lbl" if the allocation fails. Label "lbl"
> first cleans memory and then returns variable rc. Before calling the macro, the
> value of variable rc is 0. Because 0 means no error, the callers of
> bnx2x_init_firmware() may be misled. This patch fixes the bug, assigning "-
> ENOMEM" to rc before calling macro NX2X_ALLOC_AND_SET().
> 
> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=189141
> 
> Signed-off-by: Pan Bian <bianpan2016@....com>

The title is wrong from net-next; It should have been "bnx2x: Fix improper return value".

Acked-by: Michal Kalderon <michal.kalderon@...ium.com>