netdev - [PATCH] Cleanup snmp6_alloc

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:	Wed, 17 Oct 2007 14:44:44 +0400
From:	Pavel Emelyanov <xemul@...nvz.org>
To:	David Miller <davem@...emloft.net>
CC:	Linux Netdev List <netdev@...r.kernel.org>, devel@...nvz.org
Subject: [PATCH] Cleanup snmp6_alloc_dev()

This functions is never called with NULL or not setup argument,
so the checks inside are redundant.

Also, the return value is always -ENOMEM, so no need in 
additional variable for this.

Signed-off-by: Pavel Emelyanov <xemul@...nvz.org>

---

diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 52d10d2..c173549 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -255,11 +255,6 @@ static void addrconf_mod_timer(struct inet6_ifaddr *ifp,
 
 static int snmp6_alloc_dev(struct inet6_dev *idev)
 {
-	int err = -ENOMEM;
-
-	if (!idev || !idev->dev)
-		return -EINVAL;
-
 	if (snmp_mib_init((void **)idev->stats.ipv6,
 			  sizeof(struct ipstats_mib),
 			  __alignof__(struct ipstats_mib)) < 0)
@@ -280,7 +275,7 @@ err_icmpmsg:
 err_icmp:
 	snmp_mib_free((void **)idev->stats.ipv6);
 err_ip:
-	return err;
+	return -ENOMEM;
 }
 
 static int snmp6_free_dev(struct inet6_dev *idev)
-
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html