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From: Dan Carpenter <dan.carpenter@oracle.com>
To: "David S. Miller" <davem@davemloft.net>
Cc: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>,
	James Morris <jmorris@namei.org>,
	Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>,
	Patrick McHardy <kaber@trash.net>,
	netdev@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: [patch] net: remove an unneeded check
Date: Mon, 29 Jul 2013 19:15:19 +0000	[thread overview]
Message-ID: <20130729191519.GA11874@elgon.mountain> (raw)

"ifa->ifa_label" is an array inside the in_ifaddr struct.  It can never
be NULL so we can remove this check.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 8d48c39..1b7f7ae 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1124,10 +1124,7 @@ static int inet_gifconf(struct net_device *dev, char __user *buf, int len)
 		if (len < (int) sizeof(ifr))
 			break;
 		memset(&ifr, 0, sizeof(struct ifreq));
-		if (ifa->ifa_label)
-			strcpy(ifr.ifr_name, ifa->ifa_label);
-		else
-			strcpy(ifr.ifr_name, dev->name);
+		strcpy(ifr.ifr_name, ifa->ifa_label);
 
 		(*(struct sockaddr_in *)&ifr.ifr_addr).sin_family = AF_INET;
 		(*(struct sockaddr_in *)&ifr.ifr_addr).sin_addr.s_addr 

WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com>
To: "David S. Miller" <davem@davemloft.net>
Cc: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>,
	James Morris <jmorris@namei.org>,
	Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>,
	Patrick McHardy <kaber@trash.net>,
	netdev@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: [patch] net: remove an unneeded check
Date: Mon, 29 Jul 2013 22:15:19 +0300	[thread overview]
Message-ID: <20130729191519.GA11874@elgon.mountain> (raw)

"ifa->ifa_label" is an array inside the in_ifaddr struct.  It can never
be NULL so we can remove this check.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 8d48c39..1b7f7ae 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1124,10 +1124,7 @@ static int inet_gifconf(struct net_device *dev, char __user *buf, int len)
 		if (len < (int) sizeof(ifr))
 			break;
 		memset(&ifr, 0, sizeof(struct ifreq));
-		if (ifa->ifa_label)
-			strcpy(ifr.ifr_name, ifa->ifa_label);
-		else
-			strcpy(ifr.ifr_name, dev->name);
+		strcpy(ifr.ifr_name, ifa->ifa_label);
 
 		(*(struct sockaddr_in *)&ifr.ifr_addr).sin_family = AF_INET;
 		(*(struct sockaddr_in *)&ifr.ifr_addr).sin_addr.s_addr =

             reply	other threads:[~2013-07-29 19:15 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-29 19:15 Dan Carpenter [this message]
2013-07-29 19:15 ` [patch] net: remove an unneeded check Dan Carpenter
2013-07-29 21:17 ` Jiri Pirko
2013-07-29 21:17   ` Jiri Pirko
2013-07-31  2:24 ` David Miller
2013-07-31  2:24   ` David Miller
2013-08-05 18:18 ` Rustad, Mark D
2013-08-05 18:18   ` Rustad, Mark D
2013-08-06 12:04   ` Dan Carpenter
2013-08-06 12:04     ` Dan Carpenter

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