Fix crash when using Broadcast = direct.

[tinc] / src / vde_device.c

diff --git a/src/vde_device.c b/src/vde_device.c
index 258945e..e69ae80 100644 (file)
--- a/src/vde_device.c
+++ b/src/vde_device.c
@@ -99,7 +99,7 @@ static void close_device(void) {
 }
 
 static bool read_packet(vpn_packet_t *packet) {
 }
 
 static bool read_packet(vpn_packet_t *packet) {

-       int lenin = plug.vde_recv(conn, packet->data, MTU, 0);
+       int lenin = (ssize_t)plug.vde_recv(conn, packet->data, MTU, 0);

        if(lenin <= 0) {
                logger(LOG_ERR, "Error while reading from %s %s: %s", device_info, device, strerror(errno));
                running = false;
        if(lenin <= 0) {
                logger(LOG_ERR, "Error while reading from %s %s: %s", device_info, device, strerror(errno));
                running = false;


@@ -114,7 +114,7 @@ static bool read_packet(vpn_packet_t *packet) {
 }
 
 static bool write_packet(vpn_packet_t *packet) {
 }
 
 static bool write_packet(vpn_packet_t *packet) {

-       if(plug.vde_send(conn, packet->data, packet->len, 0) < 0) {
+       if((ssize_t)plug.vde_send(conn, packet->data, packet->len, 0) < 0) {

                if(errno != EINTR && errno != EAGAIN) {
                        logger(LOG_ERR, "Can't write to %s %s: %s", device_info, device, strerror(errno));
                        running = false;
                if(errno != EINTR && errno != EAGAIN) {
                        logger(LOG_ERR, "Can't write to %s %s: %s", device_info, device, strerror(errno));
                        running = false;