Return-Path: Date: Fri, 1 Jun 2012 20:09:18 -0300 From: Gustavo Padovan To: Andre Guedes Cc: linux-bluetooth@vger.kernel.org Subject: Re: [RFC] Bluetooth: Fix compile warning in l2cap_core.c Message-ID: <20120601230918.GH24769@joana> References: <1338507556-10920-1-git-send-email-andre.guedes@openbossa.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <1338507556-10920-1-git-send-email-andre.guedes@openbossa.org> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: Hi Andre, * Andre Guedes [2012-05-31 20:39:16 -0300]: > This patch fixes the following warning reported by gcc 4.7.0: > > net/bluetooth/l2cap_core.c: In function 'l2cap_config_rsp': > net/bluetooth/l2cap_core.c:3302:13: warning: 'rfc.max_pdu_size' may be used uninitialized in this function [-Wmaybe-uninitialized] > net/bluetooth/l2cap_core.c:3266:24: note: 'rfc.max_pdu_size' was declared here > net/bluetooth/l2cap_core.c:3298:25: warning: 'rfc.monitor_timeout' may be used uninitialized in this function [-Wmaybe-uninitialized] > net/bluetooth/l2cap_core.c:3266:24: note: 'rfc.monitor_timeout' was declared here > net/bluetooth/l2cap_core.c:3297:25: warning: 'rfc.retrans_timeout' may be used uninitialized in this function [-Wmaybe-uninitialized] > net/bluetooth/l2cap_core.c:3266:24: note: 'rfc.retrans_timeout' was declared here > net/bluetooth/l2cap_core.c:3295:2: warning: 'rfc.mode' may be used uninitialized in this function [-Wmaybe-uninitialized] > net/bluetooth/l2cap_core.c:3266:24: note: 'rfc.mode' was declared here So I think this is a false positive, I've seen this warning here for more than a month, since I updated to fedora 17. At some people will disable this warning in the kernel compile process if this appear in others places in the kernel as false positive too. Gustavo