[libiwinfo] apply FD_CLOEXEC on internal ioctl and netlink sockets

[project/luci.git] / contrib / package / iwinfo / src / iwinfo_madwifi.c

diff --git a/contrib/package/iwinfo/src/iwinfo_madwifi.c b/contrib/package/iwinfo/src/iwinfo_madwifi.c
index 9b761ed..daecf5d 100644 (file)
--- a/contrib/package/iwinfo/src/iwinfo_madwifi.c
+++ b/contrib/package/iwinfo/src/iwinfo_madwifi.c
@@ -202,7 +202,10 @@ static int madwifi_ioctl(struct iwreq *wrq, const char *ifname, int cmd, void *d
 {
        /* prepare socket */
        if( ioctl_socket == -1 )
+       {
                ioctl_socket = socket(AF_INET, SOCK_DGRAM, 0);
+               fcntl(ioctl_socket, F_SETFD, fcntl(ioctl_socket, F_GETFD) | FD_CLOEXEC);
+       }
 
        strncpy(wrq->ifr_name, ifname, IFNAMSIZ);