From 997b37da1515c1620692521786a74af271664eb7 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?R=C3=A9mi=20Denis-Courmont?= Date: Fri, 15 Feb 2008 02:35:45 -0800 Subject: [PATCH] [NET]: Make sure sockets implement splice_read MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fixes a segmentation fault when trying to splice from a non-TCP socket. Signed-off-by: Rémi Denis-Courmont Signed-off-by: David S. Miller --- net/socket.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/socket.c b/net/socket.c index 7651de008502..b6d35cd72a50 100644 --- a/net/socket.c +++ b/net/socket.c @@ -701,6 +701,9 @@ static ssize_t sock_splice_read(struct file *file, loff_t *ppos, { struct socket *sock = file->private_data; + if (unlikely(!sock->ops->splice_read)) + return -EINVAL; + return sock->ops->splice_read(sock, ppos, pipe, len, flags); }