X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fsocket.c;h=b6d35cd72a50988e2075683ff757902ec7af6ccc;hb=fc8717baa8f52dd8d1b90df9008300ef3ec794ed;hp=7651de0085028dc4d02b15e5844e239dd938d01e;hpb=d870ec7281d8429ab17d2e0324f4d8ca3f3de62d;p=linux-2.6

diff --git a/net/socket.c b/net/socket.c
index 7651de0085..b6d35cd72a 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);
 }