netdev - [PATCH net-next 03/14] rxrpc: Check the return value of rxrpc_locate

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

Message-ID: <147415428565.17897.2636260361893562351.stgit@warthog.procyon.org.uk>
Date:   Sun, 18 Sep 2016 00:18:05 +0100
From:   David Howells <dhowells@...hat.com>
To:     netdev@...r.kernel.org
Cc:     dhowells@...hat.com, linux-afs@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH net-next 03/14] rxrpc: Check the return value of
 rxrpc_locate_data()

Check the return value of rxrpc_locate_data() in rxrpc_recvmsg_data().

Signed-off-by: David Howells <dhowells@...hat.com>
---

 net/rxrpc/recvmsg.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/net/rxrpc/recvmsg.c b/net/rxrpc/recvmsg.c
index 0d085f5cf1bf..1edf2cf62cc5 100644
--- a/net/rxrpc/recvmsg.c
+++ b/net/rxrpc/recvmsg.c
@@ -300,10 +300,13 @@ static int rxrpc_recvmsg_data(struct socket *sock, struct rxrpc_call *call,
 		if (msg)
 			sock_recv_timestamp(msg, sock->sk, skb);
 
-		if (rx_pkt_offset == 0)
+		if (rx_pkt_offset == 0) {
 			ret = rxrpc_locate_data(call, skb,
 						&call->rxtx_annotations[ix],
 						&rx_pkt_offset, &rx_pkt_len);
+			if (ret < 0)
+				goto out;
+		}
 		_debug("recvmsg %x DATA #%u { %d, %d }",
 		       sp->hdr.callNumber, seq, rx_pkt_offset, rx_pkt_len);