From: Joe Hershberger <joe.hershberger@ni.com>
Date: Tue, 30 Jul 2019 19:49:56 +0000 (-0500)
Subject: net: Fix Covarity Defect 244093
X-Git-Tag: v2019.10-rc4~22^2~30
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=398e7512d8d7ea5aac8ba0a72c07a3810ce39f42;p=oweals%2Fu-boot.git

net: Fix Covarity Defect 244093

Don't allow unterminated strings

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
---

diff --git a/net/mdio-uclass.c b/net/mdio-uclass.c
index 36a404ff44..1c0d25272a 100644
--- a/net/mdio-uclass.c
+++ b/net/mdio-uclass.c
@@ -75,7 +75,7 @@ static int dm_mdio_post_probe(struct udevice *dev)
 	pdata->mii_bus->write = mdio_write;
 	pdata->mii_bus->reset = mdio_reset;
 	pdata->mii_bus->priv = dev;
-	strncpy(pdata->mii_bus->name, dev->name, MDIO_NAME_LEN);
+	strncpy(pdata->mii_bus->name, dev->name, MDIO_NAME_LEN - 1);
 
 	return mdio_register(pdata->mii_bus);
 }