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Check return of expand() always.

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This commit is contained in:
Simon Kelley
2016-07-06 21:42:27 +01:00
parent d55f81f5fd
commit ce7845bf54
2 changed files with 7 additions and 2 deletions
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4
src/radv.c
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@@ -262,7 +262,9 @@ static void send_ra_alias(time_t now, int iface, char *iface_name, struct in6_ad
parm.prio = calc_prio(ra_param); parm.prio = calc_prio(ra_param);
save_counter(0); save_counter(0);
ra = expand(sizeof(struct ra_packet));
if (!(ra = expand(sizeof(struct ra_packet))))
return;
ra->type = ND_ROUTER_ADVERT; ra->type = ND_ROUTER_ADVERT;
ra->code = 0; ra->code = 0;

5
src/slaac.c
View File

@@ -147,7 +147,10 @@ time_t periodic_slaac(time_t now, struct dhcp_lease *leases)
struct sockaddr_in6 addr; struct sockaddr_in6 addr;
save_counter(0); save_counter(0);
ping = expand(sizeof(struct ping_packet));
if (!(ping = expand(sizeof(struct ping_packet))))
continue;
ping->type = ICMP6_ECHO_REQUEST; ping->type = ICMP6_ECHO_REQUEST;
ping->code = 0; ping->code = 0;
ping->identifier = ping_id; ping->identifier = ping_id;