From 1fceaa57f9359ab9792cc97aa81ba5af3f5ffca7 Mon Sep 17 00:00:00 2001 From: Hans Dedecker Date: Mon, 1 Feb 2016 10:56:26 +0100 Subject: [PATCH] proto: Fix possible segfaults Signed-off-by: Hans Dedecker --- proto.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/proto.c b/proto.c index b91fcde..45eeb4b 100644 --- a/proto.c +++ b/proto.c @@ -101,6 +101,9 @@ alloc_device_addr(bool v6, bool ext) struct device_addr *addr; addr = calloc(1, sizeof(*addr)); + if (!addr) + return NULL; + addr->flags = v6 ? DEVADDR_INET6 : DEVADDR_INET4; if (ext) addr->flags |= DEVADDR_EXTERNAL; @@ -262,6 +265,9 @@ parse_gateway_option(struct interface *iface, struct blob_attr *attr, bool v6) int af = v6 ? AF_INET6 : AF_INET; route = calloc(1, sizeof(*route)); + if (!route) + return NULL; + if (!inet_pton(af, str, &route->nexthop)) { interface_add_error(iface, "proto", "INVALID_GATEWAY", &str, 1); free(route); @@ -514,6 +520,9 @@ default_proto_attach(const struct proto_handler *h, struct interface_proto_state *proto; proto = calloc(1, sizeof(*proto)); + if (!proto) + return NULL; + proto->free = default_proto_free; proto->cb = no_proto_handler; -- 2.25.1