diff options
Diffstat (limited to 'lib/libc/net/getaddrinfo.c')
| -rw-r--r-- | lib/libc/net/getaddrinfo.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/libc/net/getaddrinfo.c b/lib/libc/net/getaddrinfo.c index d6feb71..d11ff78 100644 --- a/lib/libc/net/getaddrinfo.c +++ b/lib/libc/net/getaddrinfo.c @@ -692,6 +692,8 @@ get_addrselectpolicy(struct policyhead *head) if (sysctl(mib, sizeof(mib) / sizeof(mib[0]), NULL, &l, NULL, 0) < 0) return (0); + if (l == 0) + return (0); if ((buf = malloc(l)) == NULL) return (0); if (sysctl(mib, sizeof(mib) / sizeof(mib[0]), buf, &l, NULL, 0) < 0) { |
