From 2ae9e38fa7d1a29ba39875b28f0135335c0e2329 Mon Sep 17 00:00:00 2001 From: Renato Westphal Date: Fri, 4 Jan 2019 19:08:09 -0200 Subject: [PATCH] ripngd: fix valgrind warning about uninitialized memory usage Fixes the following warning when running ripngd with valgrind: ==38== Syscall param sendmsg(msg.msg_control) points to uninitialised byte(s) ==38== at 0x5EA1E47: sendmsg (sendmsg.c:28) ==38== by 0x118C48: ripng_send_packet (ripngd.c:226) ==38== by 0x11D1D6: ripng_request (ripngd.c:1924) ==38== by 0x120BD8: ripng_interface_wakeup (ripng_interface.c:666) ==38== by 0x4ECB4B4: thread_call (thread.c:1601) ==38== by 0x4E8D9CE: frr_run (libfrr.c:1011) ==38== by 0x1121C8: main (ripng_main.c:180) ==38== Address 0xffefffc34 is on thread 1's stack ==38== in frame #1, created by ripng_send_packet (ripngd.c:172) Signed-off-by: Renato Westphal --- ripngd/ripngd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ripngd/ripngd.c b/ripngd/ripngd.c index ae8e8ab7d9..03383bc26d 100644 --- a/ripngd/ripngd.c +++ b/ripngd/ripngd.c @@ -152,7 +152,7 @@ int ripng_send_packet(caddr_t buf, int bufsize, struct sockaddr_in6 *to, struct msghdr msg; struct iovec iov; struct cmsghdr *cmsgptr; - char adata[256]; + char adata[256] = {}; struct in6_pktinfo *pkt; struct sockaddr_in6 addr; -- 2.39.5