4.9-stable review patch.  If anyone has any objections, please let me know.


From: Holger Brunck <holger.bru...@keymile.com>

[ 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
  skb->mac_header = skb->data - skb->head;


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]

Signed-off-by: Holger Brunck <holger.bru...@keymile.com>
Cc: Zhao Qiang <qiang.z...@nxp.com>
Signed-off-by: David S. Miller <da...@davemloft.net>
Signed-off-by: Sasha Levin <alexander.le...@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
 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;

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