Commit 3d78ff9d authored Nov 18, 2013 by Osvaldo Banuelos

tcp: call sock_orphan() before freeing socket in tcp_nuke_addr



Ensure socket is marked as dead prior to freeing it. This will
prevent other tasks executing in the system from potentially
using the freed resource.

Change-Id: I3c7c3ce24f287c4ea7ca7c1d1e5dc96ad37596b0
Signed-off-by: Osvaldo Banuelos <osvaldob@codeaurora.org>

parent 76ccdc74

net/ipv4/tcp.c

+4 −1

Original line number	Original line	Diff line number	Diff line
	@@ -3562,7 +3562,10 @@ restart:
	tcp_done(sk);		tcp_done(sk);
	bh_unlock_sock(sk);		bh_unlock_sock(sk);
	local_bh_enable();		local_bh_enable();
			if (!sock_flag(sk, SOCK_DEAD)) {
			sock_orphan(sk);
	sock_put(sk);		sock_put(sk);
			}

	goto restart;		goto restart;
	}		}