From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AIpwx48U0BQCPgaCWgZ1R1IGSsCgbVjXSrqTK0VWktlEVC5pnXK26dDz5U5ykRHG1wFKTn/JKSj4 ARC-Seal: i=1; a=rsa-sha256; t=1523473036; cv=none; d=google.com; s=arc-20160816; b=e2mMB6V5rZdoPNa7aFuSEu2YPsX8JDXjsN0On0bnEkRLKwKQpiNQhSDd+Udkifxrev 6SbfPhVAlRuZii3uoU3B9M/slVmUj0zFWy+JoyELqJOOzNOPpmaxfdTWVWKaBgF5Fdcb pq/4/EmDCQpvagB8rnYksaJC/IdxGwjkqMg8K6zYDmyqmR48tGXITs+50PxDn9izbm7Y s4wsRtX+YsVY5s5sZAn1gG+GjYcLRF4HKe8T1Lk4Yiq9+yztEnFKJ4rVS5uVFlCFI1YY uCwWXlmjqlxfabnonetxex8sm/k+q58Kzyy5d53ZXA9d60gYQyFw6hZ7I9KrxMN99IhH TrBg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=KNc3BLRitxE4EJIbNSVPammJqPl6egt6AcDGjfwaEhI=; b=s30Sy7Bsgc4QqDr+9pXazvXLduNjxvZgckX5JgSZ/CVm+M2kc/+sKPrD6JzY4Bc14E AwpZi5tAJUNd9CJuy54tq6n4PNvEst/sZndXi0t1ghURCV7NvYtADx3vgtSfZHfwoAE+ reh+VrjVNR17iKFTZ8RzOEZmQaUrPRSdlRws+lGb6zgXbHFhY2IHvS6zem9kE5eoaFGH idvstMIGegkrzJ3G9HVMOV6dvmL7ytX++E1VGYiew+Kobdk/nlbbDAxyLNMizm3m9dHd fUSUml+E4EOTmAnNWGBlqeRcvMsdboU+T2bFKtwdLNmtmWXUemVt4qCv/N4HPtCnWqYU KRDA== ARC-Authentication-Results: i=1; mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.61.202 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.61.202 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Holger Brunck , Zhao Qiang , "David S. Miller" , Sasha Levin Subject: [PATCH 4.9 072/310] net/wan/fsl_ucc_hdlc: fix unitialized variable warnings Date: Wed, 11 Apr 2018 20:33:31 +0200 Message-Id: <20180411183625.405667765@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180411183622.305902791@linuxfoundation.org> References: <20180411183622.305902791@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1597477262701073863?= X-GMAIL-MSGID: =?utf-8?q?1597477262701073863?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Holger Brunck [ Upstream commit 66bb144bd9096dd5268ef736ba769b8b6f4ef100 ] This fixes the following compiler warnings: drivers/net/wan/fsl_ucc_hdlc.c: In function 'ucc_hdlc_poll': warning: 'skb' may be used uninitialized in this function [-Wmaybe-uninitialized] skb->mac_header = skb->data - skb->head; and drivers/net/wan/fsl_ucc_hdlc.c: In function 'ucc_hdlc_probe': drivers/net/wan/fsl_ucc_hdlc.c:1127:3: warning: 'utdm' may be used uninitialized in this function [-Wmaybe-uninitialized] kfree(utdm); Signed-off-by: Holger Brunck Cc: Zhao Qiang Signed-off-by: David S. Miller Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/net/wan/fsl_ucc_hdlc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/drivers/net/wan/fsl_ucc_hdlc.c +++ b/drivers/net/wan/fsl_ucc_hdlc.c @@ -454,7 +454,7 @@ static int hdlc_tx_done(struct ucc_hdlc_ static int hdlc_rx_done(struct ucc_hdlc_private *priv, int rx_work_limit) { struct net_device *dev = priv->ndev; - struct sk_buff *skb; + struct sk_buff *skb = NULL; hdlc_device *hdlc = dev_to_hdlc(dev); struct qe_bd *bd; u32 bd_status; @@ -1002,7 +1002,7 @@ static int ucc_hdlc_probe(struct platfor struct device_node *np = pdev->dev.of_node; struct ucc_hdlc_private *uhdlc_priv = NULL; struct ucc_tdm_info *ut_info; - struct ucc_tdm *utdm; + struct ucc_tdm *utdm = NULL; struct resource res; struct net_device *dev; hdlc_device *hdlc;