netdev - [PATCH] ipv6: Use ERR_CAST in addrconf_dst

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Date:	Thu, 03 Mar 2011 12:11:11 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	netdev@...r.kernel.org
Subject: [PATCH] ipv6: Use ERR_CAST in addrconf_dst_alloc.


Signed-off-by: David S. Miller <davem@...emloft.net>
---
 net/ipv6/route.c |    7 +------
 1 files changed, 1 insertions(+), 6 deletions(-)

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 053a92e..59f2a58 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2022,12 +2022,7 @@ struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
 	if (IS_ERR(neigh)) {
 		dst_free(&rt->dst);
 
-		/* We are casting this because that is the return
-		 * value type.  But an errno encoded pointer is the
-		 * same regardless of the underlying pointer type,
-		 * and that's what we are returning.  So this is OK.
-		 */
-		return (struct rt6_info *) neigh;
+		return ERR_CAST(neigh);
 	}
 	rt->rt6i_nexthop = neigh;
 
-- 
1.7.4.1

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