vpn: Only read as much as I can handle

diff --git a/src/vpn/packet.c b/src/vpn/packet.c
index 963c6948fbc074d6c4532deac13a3d1860e24969..32e7744d1498e8f88dbd1e82574de26d46feb8b2 100644 (file)
--- a/src/vpn/packet.c
+++ b/src/vpn/packet.c
@@ -42,6 +42,7 @@ int recv_pkt(int fd, struct pkt_tun** pkt) {{{
 
        *pkt = (struct pkt_tun*)malloc(r);
 
+       int r = r > size ? size : r;
        memcpy(*pkt, data, r);
        struct pkt_tun *_pkt = *pkt;