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Check return value of getinterfaces. Fixes #3032

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dmiller
2025-06-09 19:58:44 +00:00
parent 4ed1ce0eee
commit 3496617f8f
1 changed files with 3 additions and 0 deletions
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libnetutil/netutil.cc
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@@ -1459,6 +1459,9 @@ struct interface_info *getInterfaceByName(const char *iname, int af) {
ifaces = getinterfaces(&numifaces, NULL, 0); ifaces = getinterfaces(&numifaces, NULL, 0);
if (ifaces == NULL)
return NULL;
for (ifnum = 0; ifnum < numifaces; ifnum++) { for (ifnum = 0; ifnum < numifaces; ifnum++) {
if ((strcmp(ifaces[ifnum].devfullname, iname) == 0 || if ((strcmp(ifaces[ifnum].devfullname, iname) == 0 ||
strcmp(ifaces[ifnum].devname, iname) == 0) && strcmp(ifaces[ifnum].devname, iname) == 0) &&