stm: fix some compiler warnings in CC3000 code.

stm/cc3k/evnt_handler.c

@@ -362,7 +362,7 @@ hci_event_handler(void *pRetParams, unsigned char *from, unsigned char *fromlen)
 						  STREAM_TO_UINT32((char *)pucReceivedParams,SL_RECEIVE_NUM_BYTES_OFFSET,*(unsigned long *)pRetParams);
 						  pRetParams = ((char *)pRetParams) + 4;
 						  STREAM_TO_UINT32((char *)pucReceivedParams,SL_RECEIVE__FLAGS__OFFSET,*(unsigned long *)pRetParams);
-						  tBsdReadReturnParams *tread = (tBsdReadReturnParams *)pRetParams;
+						  //tBsdReadReturnParams *tread = (tBsdReadReturnParams *)pRetParams; // unused
 						  if(((tBsdReadReturnParams *)pRetParams)->iNumberOfBytes == ERROR_SOCKET_INACTIVE)
 						    {
 						      set_socket_active_status(((tBsdReadReturnParams *)pRetParams)->iSocketDescriptor,SOCKET_STATUS_INACTIVE);

stm/cc3k/socket.c

@@ -1002,9 +1002,9 @@ int
 simple_link_send(long sd, const void *buf, long len, long flags,
               const sockaddr *to, long tolen, long opcode)
 {    
-	unsigned char uArgSize,  addrlen;
-	unsigned char *ptr, *pDataPtr, *args;
-	unsigned long addr_offset;
+	unsigned char uArgSize = 0,  addrlen;
+	unsigned char *ptr, *pDataPtr = NULL, *args;
+	unsigned long addr_offset = 0;
 	int res;
         tBsdReadReturnParams tSocketSendEvent;
 	

stm/cc3k/wlan.c

@@ -605,7 +605,7 @@ wlan_add_profile(unsigned long ulSecType,
 								 unsigned char* ucPf_OrKey,
 								 unsigned long ulPassPhraseLen)
 {
-	unsigned short arg_len;
+	unsigned short arg_len = 0;
 	long ret;
 	unsigned char *ptr;
 	long i = 0;
@@ -706,8 +706,7 @@ wlan_add_profile(unsigned long ulSecType,
 	}
 
 	// Initiate a HCI command
-	hci_command_send(HCI_CMND_WLAN_IOCTL_ADD_PROFILE,
-									 ptr, arg_len);
+	hci_command_send(HCI_CMND_WLAN_IOCTL_ADD_PROFILE, ptr, arg_len);
 
 	// Wait for command complete event
 	SimpleLinkWaitEvent(HCI_CMND_WLAN_IOCTL_ADD_PROFILE, &ret);