diff --git a/src/hci_dump.c b/src/hci_dump.c
index a18947fe6..34fb0ea35 100644
--- a/src/hci_dump.c
+++ b/src/hci_dump.c
@@ -41,8 +41,10 @@ static hcidump_hdr header_bluez;
 static pktlog_hdr  header_packetlogger;
 
 void hci_dump_open(char *filename, hci_dump_format_t format){
-    dump_file =  open(filename, O_WRONLY | O_CREAT | O_TRUNC, S_IRWXU);
-    dump_format = format;
+    if (dump_file < 0) {
+        dump_file =  open(filename, O_WRONLY | O_CREAT | O_TRUNC, S_IRWXU);
+        dump_format = format;
+    }
 }
 
 void hci_dump_packet(uint8_t packet_type, uint8_t in, uint8_t *packet, uint16_t len) {
@@ -91,5 +93,6 @@ void hci_dump_packet(uint8_t packet_type, uint8_t in, uint8_t *packet, uint16_t
 
 void hci_dump_close(){
     close(dump_file);
+    dump_file = -1;
 }
 
diff --git a/src/hci_transport_h4.c b/src/hci_transport_h4.c
index 3ce01cce4..e0c01b6f1 100644
--- a/src/hci_transport_h4.c
+++ b/src/hci_transport_h4.c
@@ -107,7 +107,6 @@ static int    h4_open(void *transport_config){
 }
 
 static int    h4_close(){
-    hci_dump_close();
     close(fd);
     return 0;
 }
diff --git a/src/main.c b/src/main.c
index 0cb1e2ef5..6a74e6aa3 100644
--- a/src/main.c
+++ b/src/main.c
@@ -111,7 +111,7 @@ int main (int argc, const char * argv[]) {
     
     bt_control_t * control = NULL;
     
-#if 1
+#if 0
     // 
     if (argc <= 1){
         printf("HCI Daemon tester. Specify device name for Ericsson ROK 101 007\n");