Fix compilation and cleanup

diff --git a/src/dhcpv6.c b/src/dhcpv6.c
index 7fdf4f68c6fcc46f292c65e19e5998ce858e457f..9bc03ea55fafb8409434f0ef9c68f9c641fb3bf9 100644 (file)
--- a/src/dhcpv6.c
+++ b/src/dhcpv6.c
@@ -564,9 +564,9 @@ static bool dhcpv6_response_is_valid(const void *buf, ssize_t len,
                return false;
        }
 
-       uint8_t *end = ((uint8_t*)buf) + len, *odata,
+       uint8_t *end = ((uint8_t*)buf) + len, *odata = NULL,
                rcmsg = DHCPV6_MSG_UNKNOWN;
-       uint16_t otype, olen;
+       uint16_t otype, olen = UINT16_MAX;
        bool clientid_ok = false, serverid_ok = false, rcauth_ok = false,
                ia_present = false, options_valid = true;
 
@@ -1259,7 +1259,7 @@ static void dhcpv6_add_server_cand(const struct dhcpv6_server_cand *cand)
        // Remove identical duid server candidate
        for (i = 0; i < cand_len / sizeof(*c); ++i) {
                if (cand->duid_len == c[i].duid_len &&
-                       !memcmp(cand->duid, c[i].duid, cand->duid_len)) {
+                               !memcmp(cand->duid, c[i].duid, cand->duid_len)) {
                        free(c[i].ia_na);
                        free(c[i].ia_pd);
                        odhcp6c_remove_state(STATE_SERVER_CAND, i * sizeof(*c), sizeof(*c));
@@ -1283,10 +1283,8 @@ static void dhcpv6_clear_all_server_cand(void)
 
        // Server candidates need deep delete for IA_NA/IA_PD
        for (i = 0; i < cand_len / sizeof(*c); ++i) {
-               if (c[i].ia_na)
-                       free(c[i].ia_na);
-               if (c[i].ia_pd)
-                       free(c[i].ia_pd);
+               free(c[i].ia_na);
+               free(c[i].ia_pd);
        }
        odhcp6c_clear_state(STATE_SERVER_CAND);
 }