[IPV6]: Fib dump really needs GFP_ATOMIC.

Revert: 8225ccbaf01b459cf1e462047a51b2851e756bc1

Based upon a report by Yan Zheng.

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 9a71a8d..a7a537b 100644 (file)
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1732,7 +1732,7 @@ int inet6_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)
                /*
                 * 2. allocate and initialize walker.
                 */
-               w = kmalloc(sizeof(*w), GFP_KERNEL);
+               w = kmalloc(sizeof(*w), GFP_ATOMIC);
                if (w == NULL)
                        return -ENOMEM;
                RT6_TRACE("dump<%p", w);