From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Borkmann Subject: Re: [PATCH] tools: bpf_jit_disasm: check for klogctl failure Date: Fri, 06 May 2016 00:46:56 +0200 Message-ID: <572BCD60.1000804@iogearbox.net> References: <1462487973-21712-1-git-send-email-colin.king@canonical.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Cc: linux-kernel@vger.kernel.org To: Colin King , "David S . Miller" , netdev@vger.kernel.org Return-path: In-Reply-To: <1462487973-21712-1-git-send-email-colin.king@canonical.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On 05/06/2016 12:39 AM, Colin King wrote: > From: Colin Ian King > > klogctl can fail and return -ve len, so check for this and > return NULL to avoid passing a (size_t)-1 to malloc. > > Signed-off-by: Colin Ian King [ would be nice to get Cc'ed in future ... ] Acked-by: Daniel Borkmann