From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-wy0-f174.google.com ([74.125.82.174]:52861 "EHLO mail-wy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754687Ab0HCBH0 (ORCPT ); Mon, 2 Aug 2010 21:07:26 -0400 Subject: [PATCH] wireless: ipw2100: check result of kzalloc() From: Christoph Fritz To: "John W. Linville" Cc: kernel-janitors , Zhu Yi , "David S. Miller" , Reinette Chatre , linux-wireless Content-Type: text/plain; charset="ISO-8859-1" Date: Tue, 03 Aug 2010 03:10:22 +0200 Message-ID: <1280797822.11158.55.camel@lovely.krouter> Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: If kzalloc() fails return with -ENOMEM from ipw2100_net_init() which is called by register_netdev. Signed-off-by: Christoph Fritz --- drivers/net/wireless/ipw2x00/ipw2100.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/drivers/net/wireless/ipw2x00/ipw2100.c b/drivers/net/wireless/ipw2x00/ipw2100.c index 0bd4dfa..908c176 100644 --- a/drivers/net/wireless/ipw2x00/ipw2100.c +++ b/drivers/net/wireless/ipw2x00/ipw2100.c @@ -1924,6 +1924,8 @@ static int ipw2100_net_init(struct net_device *dev) bg_band->channels = kzalloc(geo->bg_channels * sizeof(struct ieee80211_channel), GFP_KERNEL); + if (!bg_band->channels) + return -ENOMEM; /* translate geo->bg to bg_band.channels */ for (i = 0; i < geo->bg_channels; i++) { bg_band->channels[i].band = IEEE80211_BAND_2GHZ; -- 1.7.1