From: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Date: Sat, 9 Aug 2014 23:41:47 +0000 (+0200)
Subject: net: ethernet: ti: cpmac.c: Cleaning up missing null-terminate after strncpy call
X-Git-Tag: v3.17-rc1~33^2~9
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=9951e0484972c9918f8a38ff047cfbad388058d4;p=users%2Fdwmw2%2Flinux.git

net: ethernet: ti: cpmac.c: Cleaning up missing null-terminate after strncpy call

Added a guaranteed null-terminate after call to strncpy.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ethernet/ti/cpmac.c b/drivers/net/ethernet/ti/cpmac.c
index 3809f4ec28202..f9bcf7aa88ca3 100644
--- a/drivers/net/ethernet/ti/cpmac.c
+++ b/drivers/net/ethernet/ti/cpmac.c
@@ -1130,6 +1130,7 @@ static int cpmac_probe(struct platform_device *pdev)
 		strncpy(mdio_bus_id, "fixed-0", MII_BUS_ID_SIZE); /* fixed phys bus */
 		phy_id = pdev->id;
 	}
+	mdio_bus_id[sizeof(mdio_bus_id) - 1] = '\0';
 
 	dev = alloc_etherdev_mq(sizeof(*priv), CPMAC_QUEUES);
 	if (!dev)