diff --git a/base/pcap-snoop.c.in b/base/pcap-snoop.c.in
index 909003a..e3af580 100644
--- a/base/pcap-snoop.c.in
+++ b/base/pcap-snoop.c.in
@@ -165,7 +165,8 @@ void pcap_cb(u_char *ptr, const struct pcap_pkthdr *hdr, const u_char *data) {
   n_handler *n;
   int len;
   struct ether_header *e_hdr = (struct ether_header *)data;
-  int type, cleaned_conn;
+  int type = ETHERTYPE_IP;
+  int cleaned_conn;
 
   n = (n_handler *)ptr;
   if(hdr->caplen != hdr->len)
diff --git a/ssl/ssl.enums.c b/ssl/ssl.enums.c
index 1370aa8..ba7f083 100644
--- a/ssl/ssl.enums.c
+++ b/ssl/ssl.enums.c
@@ -125,7 +125,7 @@ static int decode_ContentType_application_data(ssl_obj *ssl,
 
   if(NET_print_flags & NET_PRINT_JSON) {
     json_object_object_add(jobj, "msg_data",
-                           json_object_new_string_len(d.data, d.len));
+                           json_object_new_string_len((char *) d.data, d.len));
   } else
     P_(P_AD) { print_data(ssl, &d); }
   else {
diff --git a/ssl/ssldecode.c b/ssl/ssldecode.c
index ee5e702..d9e44f4 100644
--- a/ssl/ssldecode.c
+++ b/ssl/ssldecode.c
@@ -1081,7 +1081,7 @@ static int hkdf_expand_label(ssl_obj *ssl,
                              Data *context,
                              uint16_t length,
                              UCHAR **out) {
-  int r;
+  int r = -1;
   size_t outlen = length;
   EVP_PKEY_CTX *pctx;
 
@@ -1299,7 +1299,8 @@ static int read_hex_string(char *str, UCHAR *buf, int n) {
   return 0;
 }
 static int ssl_read_key_log_file(ssl_obj *ssl, ssl_decoder *d) {
-  int r, _status, n, i;
+  int r = -1;
+  int _status, n, i;
   size_t l = 0;
   char *line, *d_client_random, *label, *client_random, *secret;
   if(ssl->version == TLSV13_VERSION &&