[PATCH] NET : Suspicious locking in reqsk_queue_hash_req()

[Eric Dumazet]

Hi David

While browsing include/net/request_sock.h I found this suspicious locking 
protecting the SYN table hash table. I think this patch is necessary.

Thank you

Signed-off-by: Eric Dumazet <[EMAIL PROTECTED]>

--- linux-2.6.18/include/net/request_sock.h.orig        2006-10-16 
10:53:11.000000000 +0200
+++ linux-2.6.18-ed/include/net/request_sock.h  2006-10-16 10:53:24.000000000 
+0200
@@ -251,9 +251,9 @@
        req->expires = jiffies + timeout;
        req->retrans = 0;
        req->sk = NULL;
-       req->dl_next = lopt->syn_table[hash];
 
        write_lock(&queue->syn_wait_lock);
+       req->dl_next = lopt->syn_table[hash];
        lopt->syn_table[hash] = req;
        write_unlock(&queue->syn_wait_lock);
 }