Fix segfault

[odhcp6c.git] / src / ra.c

diff --git a/src/ra.c b/src/ra.c
index 597de5827f9c559fa17e901a580dff6ba878ced3..47a2a8d3e5d760ef9652b12ed2d6ca71b5db3229 100644 (file)
--- a/src/ra.c
+++ b/src/ra.c
@@ -105,8 +105,8 @@ static void ra_send_rs(int signal __attribute__((unused)))
 static int16_t pref_to_priority(uint8_t flags)
 {
        flags = (flags >> 3) & 0x03;
-       return (flags == 0x00) ? 1024 : (flags == 0x01) ? 512 :
-                       (flags == 0x11) ? 2048 : -1;
+       return (flags == 0x0) ? 1024 : (flags == 0x1) ? 512 :
+                       (flags == 0x3) ? 2048 : -1;
 }
 
 
@@ -275,7 +275,7 @@ bool ra_process(void)
 
                size_t ra_dns_len;
                struct odhcp6c_entry *entry = odhcp6c_get_state(STATE_RA_DNS, &ra_dns_len);
-               for (size_t i = 0; i < len / sizeof(*entry); ++i)
+               for (size_t i = 0; i < ra_dns_len / sizeof(*entry); ++i)
                        if (IN6_ARE_ADDR_EQUAL(&entry[i].router, &from.sin6_addr) &&
                                        entry[i].valid > router_valid)
                                entry[i].valid = router_valid;