Making _numDataChunks unsigned

svn-id: r41875

2 files changed, 3 insertions, 4 deletions

diff --git a/engines/gob/dataio.cpp b/engines/gob/dataio.cpp
index 493da55f45..f59fa80e8d 100644
--- a/engines/gob/dataio.cpp
+++ b/engines/gob/dataio.cpp
@@ -239,7 +239,7 @@ int16 DataIO::getChunk(const char *chunkName) {
 		}
 
 		dataDesc = _dataFiles[file];
-		for (int16 chunk = 0; chunk < _numDataChunks[file]; chunk++, dataDesc++) {
+		for (uint16 chunk = 0; chunk < _numDataChunks[file]; chunk++, dataDesc++) {
 			if (scumm_stricmp(chunkName, dataDesc->chunkName) != 0)
 				continue;
 
@@ -334,7 +334,6 @@ uint32 DataIO::getChunkPos(int16 handle) const {
 
 int32 DataIO::getChunkSize(const char *chunkName) {
 	int16 file;
-	int16 chunk;
 	struct ChunkDesc *dataDesc;
 	int16 slot;
 	int32 realSize;
@@ -344,7 +343,7 @@ int32 DataIO::getChunkSize(const char *chunkName) {
 			return -1;
 
 		dataDesc = _dataFiles[file];
-		for (chunk = 0; chunk < _numDataChunks[file]; chunk++, dataDesc++) {
+		for (uint16 chunk = 0; chunk < _numDataChunks[file]; chunk++, dataDesc++) {
 			if (scumm_stricmp(chunkName, dataDesc->chunkName) != 0)
 				continue;
 
diff --git a/engines/gob/dataio.h b/engines/gob/dataio.h
index 6cdf1fc6d2..1f55cac90d 100644
--- a/engines/gob/dataio.h
+++ b/engines/gob/dataio.h
@@ -93,7 +93,7 @@ public:
 protected:
 	Common::File _filesHandles[MAX_FILES];
 	struct ChunkDesc *_dataFiles[MAX_DATA_FILES];
-	int16 _numDataChunks[MAX_DATA_FILES];
+	uint16 _numDataChunks[MAX_DATA_FILES];
 	int16 _dataFileHandles[MAX_DATA_FILES];
 	bool _dataFileItk[MAX_DATA_FILES];
 	int32 _chunkPos[MAX_SLOT_COUNT * MAX_DATA_FILES];