Commit ecfb05d4 authored May 06, 2020 by Maciej Żenczykowski

libnetutils/packet.c - create socket with close-on-exec



This prevents fork/exec leaking sockets to child processes.

Test: builds, atest
Bug: 155297277
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: I57cb2003dd75b0bc5528978fd131730273e37a43
Merged-In: I57cb2003dd75b0bc5528978fd131730273e37a43

parent 74346aac

libnetutils/packet.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -40,7 +40,7 @@
		int fatal(const char*);

		int open_raw_socket(const char* ifname __unused, uint8_t hwaddr[ETH_ALEN], int if_index) {
		int s = socket(PF_PACKET, SOCK_DGRAM, 0);
		int s = socket(PF_PACKET, SOCK_DGRAM \| SOCK_CLOEXEC, 0);
		if (s < 0) return fatal("socket(PF_PACKET)");

		struct sockaddr_ll bindaddr = {