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Diffstat (limited to 'net/packet/af_packet.c')
-rw-r--r--net/packet/af_packet.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index e73adb8e2..6410e99d7 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -5,7 +5,7 @@
*
* PACKET - implements raw packet sockets.
*
- * Version: $Id: af_packet.c,v 1.28 2000/01/24 23:35:59 davem Exp $
+ * Version: $Id: af_packet.c,v 1.30 2000/02/01 12:38:30 freitag Exp $
*
* Authors: Ross Biro, <bir7@leland.Stanford.Edu>
* Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
@@ -1001,6 +1001,10 @@ static int packet_recvmsg(struct socket *sock, struct msghdr *msg, int len,
struct sk_buff *skb;
int copied, err;
+ err = -EINVAL;
+ if (flags & ~(MSG_PEEK|MSG_DONTWAIT|MSG_TRUNC))
+ goto out;
+
#if 0
/* What error should we return now? EUNATTACH? */
if (sk->protinfo.af_packet->ifindex < 0)