nfqws2: remove unused var

nfq2/protocol.c

@@ -1269,7 +1269,7 @@ bool QUICDefragCrypto(const uint8_t *clean,size_t clean_len, uint8_t *defrag,siz
 	uint8_t *defrag_data = defrag+10;
 	size_t defrag_data_len = *defrag_len-10;
 	uint8_t ft;
-	uint64_t offset,sz,szmax=0,zeropos=0,pos=0,r1,r2;
+	uint64_t offset,sz,szmax=0,zeropos=0,pos=0;
 	bool found=false;
 	struct range64 ranges[MAX_DEFRAG_PIECES];
 	int i,j,range=0;
@@ -1309,12 +1309,13 @@ bool QUICDefragCrypto(const uint8_t *clean,size_t clean_len, uint8_t *defrag,siz
 			// remove exact duplicates early to save cpu
 			for(i=0;i<range;i++)
 				if (ranges[i].offset==offset && ranges[i].len==sz)
-					continue;
+					goto endloop;
 
 			ranges[range].offset = offset;
 			ranges[range].len = sz;
 			range++;
 		}
+endloop:
 	}
 	if (found)
 	{
@@ -1373,6 +1374,8 @@ bool IsQUICInitial(const uint8_t *data, size_t len)
 	if (data[offset] > QUIC_MAX_CID_LENGTH) return false;
 	offset += 1 + data[offset];
 
+	if (offset>=len) return false;
+
 	// SCID
 	if (data[offset] > QUIC_MAX_CID_LENGTH) return false;
 	offset += 1 + data[offset];