From 7c6bd1e36b1e9e210080851b8cc0dd74af340123 Mon Sep 17 00:00:00 2001 From: John Jones Date: Thu, 27 Apr 2017 11:09:18 -0500 Subject: [PATCH] Added sanity check --- multiaddr.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/multiaddr.c b/multiaddr.c index 394a223..023e06b 100644 --- a/multiaddr.c +++ b/multiaddr.c @@ -87,10 +87,12 @@ struct MultiAddress* multiaddress_new_from_string(const char* straddress)//Const } int multiaddress_is_ip(const struct MultiAddress* in) { - int byte = in->bytes[0]; + if (in->bytes > 0) { + int byte = in->bytes[0]; - if (byte == 4 || byte == 41) - return 1; + if (byte == 4 || byte == 41) + return 1; + } return 0; } int multiaddress_is_ip4(const struct MultiAddress* in) {