nfc: arrange source codes

Removed unused variables.
Added checking data size.

Change-Id: Ib3b818ce35733345ccdb281a5292a76a1dd160e6
Signed-off-by: munkyu.im <munkyu.im@samsung.com>

diff --git a/tizen/src/hw/maru_virtio_nfc.c b/tizen/src/hw/maru_virtio_nfc.c
index 3dc2120a6db6b586c051bbb81843562315e57b45..e4bf3f4c10416daebbdb98a288aac09eb0dce533 100644 (file)
--- a/tizen/src/hw/maru_virtio_nfc.c
+++ b/tizen/src/hw/maru_virtio_nfc.c
@@ -58,21 +58,11 @@ typedef struct MsgInfo
 static QTAILQ_HEAD(MsgInfoRecvHead , MsgInfo) nfc_recv_msg_queue =
 QTAILQ_HEAD_INITIALIZER(nfc_recv_msg_queue);
 
-
-static QTAILQ_HEAD(MsgInfoSendHead , MsgInfo) nfc_send_msg_queue =
-QTAILQ_HEAD_INITIALIZER(nfc_send_msg_queue);
-
-
-//
-
 typedef struct NFCBuf {
     VirtQueueElement elem;
     QTAILQ_ENTRY(NFCBuf) next;
 } NFCBuf;
 
-static QTAILQ_HEAD(NFCMsgHead , NFCBuf) nfc_in_queue =
-QTAILQ_HEAD_INITIALIZER(nfc_in_queue);
-
 static pthread_mutex_t recv_buf_mutex = PTHREAD_MUTEX_INITIALIZER;
 
 bool send_to_nfc(unsigned char id, unsigned char type, const char* data, const uint32_t len)
@@ -87,6 +77,11 @@ bool send_to_nfc(unsigned char id, unsigned char type, const char* data, const u
         return false;
     }
 
+    if(len > MAX_BUF_SIZE) {
+        ERR("the length of data is longer than max buffer size");
+        return false;
+    }
+
     memset(&_msg->info, 0, sizeof(nfc_msg_info));
 
     memcpy(_msg->info.buf, data, len);