imagelib: fix for loop scope

engine/common/imagelib/img_ktx2.c

@@ -70,6 +70,7 @@ static qboolean Image_KTX2Parse( const ktx2_header_t *header, const byte *buffer
 	ktx2_index_t index;
 	size_t total_size = 0;
 	size_t max_offset = 0;
+	int mip, cursor;
 	const byte *const levels_begin = buffer + KTX2_LEVELS_OFFSET;
 
 	// Sets image.type and image.flags
@@ -125,7 +126,7 @@ static qboolean Image_KTX2Parse( const ktx2_header_t *header, const byte *buffer
 
 	memcpy( &index, buffer + KTX2_IDENTIFIER_SIZE + sizeof( ktx2_header_t ), sizeof( index ));
 
-	for( int mip = 0; mip < header->levelCount; ++mip )
+	for( mip = 0; mip < header->levelCount; ++mip )
 	{
 		const uint32_t width = Q_max( 1, ( header->pixelWidth >> mip ));
 		const uint32_t height = Q_max( 1, ( header->pixelHeight >> mip ));
@@ -154,7 +155,7 @@ static qboolean Image_KTX2Parse( const ktx2_header_t *header, const byte *buffer
 	image.rgba = Mem_Malloc( host.imagepool, image.size );
 	memcpy( image.rgba, buffer, image.size );
 
-	for( int mip = 0, cursor = 0; mip < header->levelCount; ++mip )
+	for( mip = 0, cursor = 0; mip < header->levelCount; ++mip )
 	{
 		ktx2_level_t level;
 		memcpy( &level, levels_begin + mip * sizeof( level ), sizeof( level ));