From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932206AbaFSCl5 (ORCPT ); Wed, 18 Jun 2014 22:41:57 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:44530 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932116AbaFSCl4 (ORCPT ); Wed, 18 Jun 2014 22:41:56 -0400 Date: Wed, 18 Jun 2014 19:45:55 -0700 From: Greg KH To: Nicholas Krause Cc: devel@driverdev.osuosl.org, ben@decadent.org.uk, lisa@xenapiadmin.com, valentina.manea.m@gmail.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH] staging: rtl8192e: check return value of dev_skb_alloc Message-ID: <20140619024555.GA30672@kroah.com> References: <1403144681-6902-1-git-send-email-xerofoify@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1403144681-6902-1-git-send-email-xerofoify@gmail.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jun 18, 2014 at 10:24:41PM -0400, Nicholas Krause wrote: > Checks if dev_skb_alloc returns Null in function, fw_download_code. > If the return value of dev_skb_alloc is NULL return false and exit > this function. > Signed-off-by: Nicholas Krause > --- > drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c b/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c > index 1a95d1f..38ae236 100644 > --- a/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c > +++ b/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c > @@ -62,6 +62,8 @@ static bool fw_download_code(struct net_device *dev, u8 *code_virtual_address, > > skb = dev_alloc_skb(frag_length + 4); > memcpy((unsigned char *)(skb->cb), &dev, sizeof(dev)); > + if (!skb) > + return !rt_status; > tcb_desc = (struct cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); > tcb_desc->queue_index = TXCMD_QUEUE; > tcb_desc->bCmdOrInit = DESC_PACKET_TYPE_INIT; As writing emails to you seems like dumping stuff into a vacuum, I'm going to just delete this message and start ignoring your mail like you seem to be ignoring mine... Best of luck, greg k-h