From 6dbde03086ba9e807c72d6954cfbfe04552e6618 Mon Sep 17 00:00:00 2001
From: Randall Stewart <rrs@FreeBSD.org>
Date: Wed, 24 Jan 2007 12:59:56 +0000
Subject: [PATCH] Fixes the MSG_PEEK for sctp_generic_recvmsg() the msg_flags
 were not being copied in properly so PEEK and any other msg_flags input
 operation were not being performed right. Approved by:	gnn

---
 sys/kern/uipc_syscalls.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/sys/kern/uipc_syscalls.c b/sys/kern/uipc_syscalls.c
index 136cc12dcdf8..e664e733717c 100644
--- a/sys/kern/uipc_syscalls.c
+++ b/sys/kern/uipc_syscalls.c
@@ -2648,7 +2648,7 @@ sctp_generic_recvmsg(td, uap)
 	struct file *fp;
 	struct sockaddr *fromsa;
 	int fromlen;
-	int len, i, msg_flags = 0;
+	int len, i, msg_flags;
 	int error = 0;
 #ifdef KTRACE
 	struct uio *ktruio = NULL;
@@ -2682,7 +2682,14 @@ sctp_generic_recvmsg(td, uap)
 	} else {
 		fromlen = 0;
 	}
-
+	if(uap->msg_flags) {
+		error = copyin(uap->msg_flags, &msg_flags, sizeof (int));
+		if (error) {
+			goto out;
+		}
+	} else {
+		msg_flags = 0;
+	}
 	auio.uio_iov = iov;
 	auio.uio_iovcnt = uap->iovlen;
   	auio.uio_segflg = UIO_USERSPACE;
@@ -2699,6 +2706,7 @@ sctp_generic_recvmsg(td, uap)
 	}
 	len = auio.uio_resid;
 	fromsa = (struct sockaddr *)sockbufstore;
+
 #ifdef KTRACE
 	if (KTRPOINT(td, KTR_GENIO))
 		ktruio = cloneuio(&auio);