oysteikt/heimdal
0
0
Fork 0
Code Issues 5 Pull Requests Releases Activity

check return value of alloc functions, from Charles Longeau

Browse Source 
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@21745 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2007-07-31 16:11:25 +00:00
parent d3b77d12db
commit 8d40c2994b
22 changed files with 141 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files

48
lib/roken/getifaddrs.c
View File

@@ -856,14 +856,6 @@ rk_getifaddrs(struct ifaddrs **ifap)
return 0;
}
/* ---------------------------------------------------------------------- */
void ROKEN_LIB_FUNCTION
rk_freeifaddrs(struct ifaddrs *ifa)
{
free(ifa);
}
#else /* !AF_NETLINK */
/*
@@ -957,8 +949,16 @@ getifaddrs2(struct ifaddrs **ifap,
(*end)->ifa_next = NULL;
(*end)->ifa_name = strdup(ifr->ifr_name);
if ((*end)->ifa_name == NULL) {
ret = ENOMEM;
goto error_out;
}
(*end)->ifa_flags = ifreq.ifr_flags;
(*end)->ifa_addr = malloc(salen);
if ((*end)->ifa_addr == NULL) {
ret = ENOMEM;
goto error_out;
}
memcpy((*end)->ifa_addr, sa, salen);
(*end)->ifa_netmask = NULL;
@@ -966,10 +966,18 @@ getifaddrs2(struct ifaddrs **ifap,
/* fix these when we actually need them */
if(ifreq.ifr_flags & IFF_BROADCAST) {
(*end)->ifa_broadaddr = malloc(sizeof(ifr->ifr_broadaddr));
if ((*end)->ifa_broadaddr == NULL) {
ret = ENOMEM;
goto error_out;
}
memcpy((*end)->ifa_broadaddr, &ifr->ifr_broadaddr,
sizeof(ifr->ifr_broadaddr));
} else if(ifreq.ifr_flags & IFF_POINTOPOINT) {
(*end)->ifa_dstaddr = malloc(sizeof(ifr->ifr_dstaddr));
if ((*end)->ifa_dstaddr == NULL) {
ret = ENOMEM;
goto error_out;
}
memcpy((*end)->ifa_dstaddr, &ifr->ifr_dstaddr,
sizeof(ifr->ifr_dstaddr));
} else
@@ -1080,11 +1088,23 @@ getlifaddrs2(struct ifaddrs **ifap,
}
*end = malloc(sizeof(**end));
if (*end == NULL) {
ret = ENOMEM;
goto error_out;
}
(*end)->ifa_next = NULL;
(*end)->ifa_name = strdup(ifr->lifr_name);
if ((*end)->ifa_name == NULL) {
ret = ENOMEM;
goto error_out;
}
(*end)->ifa_flags = ifreq.lifr_flags;
(*end)->ifa_addr = malloc(salen);
if ((*end)->ifa_addr == NULL) {
ret = ENOMEM;
goto error_out;
}
memcpy((*end)->ifa_addr, sa, salen);
(*end)->ifa_netmask = NULL;
@@ -1092,10 +1112,18 @@ getlifaddrs2(struct ifaddrs **ifap,
/* fix these when we actually need them */
if(ifreq.ifr_flags & IFF_BROADCAST) {
(*end)->ifa_broadaddr = malloc(sizeof(ifr->ifr_broadaddr));
if ((*end)->ifa_broadaddr == NULL) {
ret = ENOMEM;
goto error_out;
}
memcpy((*end)->ifa_broadaddr, &ifr->ifr_broadaddr,
sizeof(ifr->ifr_broadaddr));
} else if(ifreq.ifr_flags & IFF_POINTOPOINT) {
(*end)->ifa_dstaddr = malloc(sizeof(ifr->ifr_dstaddr));
if ((*end)->ifa_dstaddr == NULL) {
ret = ENOMEM;
goto error_out;
}
memcpy((*end)->ifa_dstaddr, &ifr->ifr_dstaddr,
sizeof(ifr->ifr_dstaddr));
} else
@@ -1150,6 +1178,8 @@ rk_getifaddrs(struct ifaddrs **ifap)
return ret;
}
#endif /* !AF_NETLINK */
void ROKEN_LIB_FUNCTION
rk_freeifaddrs(struct ifaddrs *ifp)
{
@@ -1171,8 +1201,6 @@ rk_freeifaddrs(struct ifaddrs *ifp)
}
}
#endif /* !AF_NETLINK */
#ifdef TEST
void