From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-yk0-f195.google.com ([209.85.160.195]:34415 "EHLO mail-yk0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753606AbbL2Twm (ORCPT ); Tue, 29 Dec 2015 14:52:42 -0500 From: Insu Yun To: akarwar@marvell.com, nishants@marvell.com, kvalo@codeaurora.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Cc: taesoo@gatech.edu, yeongjin.jang@gatech.edu, insu@gatech.edu, changwoo@gatech.edu, Insu Yun Subject: [PATCH] mwifiex: correctly handling kzalloc Date: Tue, 29 Dec 2015 14:55:25 -0500 Message-Id: <1451418925-11735-1-git-send-email-wuninsu@gmail.com> (sfid-20151229_205254_704652_E884D6D2) Sender: linux-wireless-owner@vger.kernel.org List-ID: Since kzalloc can be failed in memory pressure, it needs to be handled as above kzalloc. Signed-off-by: Insu Yun --- drivers/net/wireless/mwifiex/sdio.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/net/wireless/mwifiex/sdio.c b/drivers/net/wireless/mwifiex/sdio.c index 78a8474..d114934 100644 --- a/drivers/net/wireless/mwifiex/sdio.c +++ b/drivers/net/wireless/mwifiex/sdio.c @@ -2053,8 +2053,14 @@ static int mwifiex_init_sdio(struct mwifiex_adapter *adapter) /* Allocate skb pointer buffers */ card->mpa_rx.skb_arr = kzalloc((sizeof(void *)) * card->mp_agg_pkt_limit, GFP_KERNEL); + if (!card->mpa_rx.skb_arr) + return -ENOMEM; + card->mpa_rx.len_arr = kzalloc(sizeof(*card->mpa_rx.len_arr) * card->mp_agg_pkt_limit, GFP_KERNEL); + if (!card->mpa_rx.len_arr) + return -ENOMEM; + ret = mwifiex_alloc_sdio_mpa_buffers(adapter, card->mp_tx_agg_buf_size, card->mp_rx_agg_buf_size); -- 1.9.1