ICMPv6: treat dest unreachable codes 5 and 6 as EACCES, not EPROTO

[cascardo/linux.git] / net / ipv6 / icmp.c

diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 7cfc8d2..67ae4e0 100644 (file)
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -940,6 +940,14 @@ static const struct icmp6_err {
                .err    = ECONNREFUSED,
                .fatal  = 1,
        },
+       {       /* POLICY_FAIL */
+               .err    = EACCES,
+               .fatal  = 1,
+       },
+       {       /* REJECT_ROUTE */
+               .err    = EACCES,
+               .fatal  = 1,
+       },
 };
 
 int icmpv6_err_convert(u8 type, u8 code, int *err)
@@ -951,7 +959,7 @@ int icmpv6_err_convert(u8 type, u8 code, int *err)
        switch (type) {
        case ICMPV6_DEST_UNREACH:
                fatal = 1;
-               if (code <= ICMPV6_PORT_UNREACH) {
+               if (code < ARRAY_SIZE(tab_unreach)) {
                        *err  = tab_unreach[code].err;
                        fatal = tab_unreach[code].fatal;
                }