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8200719: Cannot connect to IPv6 host when exists any active network interface without IPv6 address

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Reviewed-by: clanger, chegar
This commit is contained in:
Joel Pelaez Jorge 2018-04-16 11:11:52 +02:00 • committed by Christoph Langer
parent d574c9e091
commit 4f1c8f3d08
1 changed files with 3 additions and 1 deletions
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4
src/java.base/unix/native/libnet/net_util_md.c
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@ -89,7 +89,9 @@ void setDefaultScopeID(JNIEnv *env, struct sockaddr *him)
}
int defaultIndex;
struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)him;
if (sin6->sin6_family == AF_INET6 && (sin6->sin6_scope_id == 0)) {
if (sin6->sin6_family == AF_INET6 && (sin6->sin6_scope_id == 0) &&
(IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr) ||
IN6_IS_ADDR_MULTICAST(&sin6->sin6_addr))) {
defaultIndex = (*env)->GetStaticIntField(env, ni_class,
ni_defaultIndexID);
sin6->sin6_scope_id = defaultIndex;