XEEN: Fix Coverity identified warnings

3 files changed, 9 insertions, 0 deletions

diff --git a/engines/xeen/dialogs_map.cpp b/engines/xeen/dialogs_map.cpp
index f47f1b69ca..8008d4645a 100644
--- a/engines/xeen/dialogs_map.cpp
+++ b/engines/xeen/dialogs_map.cpp
@@ -127,6 +127,7 @@ void MapDialog::drawOutdoors() {
 		for (int xp = MAP_XSTART, mazeX = _pt.x - (MAP_DIFF - 1); mazeX <= (_pt.x + MAP_DIFF);
 				xp += TILE_WIDTH, ++mazeX) {
 			v = map.mazeLookup(Common::Point(mazeX, mazeY), 0);
+			assert(v != INVALID_CELL);
 			frame = map.mazeDataCurrent()._surfaceTypes[v];
 
 			if (map._currentSteppedOn) {
@@ -140,6 +141,7 @@ void MapDialog::drawOutdoors() {
 		for (int xp = MAP_XSTART, mazeX = _pt.x - (MAP_DIFF - 1); mazeX <= (_pt.x + MAP_DIFF);
 				xp += TILE_WIDTH, ++mazeX) {
 			v = map.mazeLookup(Common::Point(mazeX, mazeY), 4);
+			assert(v != INVALID_CELL);
 			frame = map.mazeDataCurrent()._wallTypes[v];
 
 			if (frame && map._currentSteppedOn)
diff --git a/engines/xeen/interface_minimap.cpp b/engines/xeen/interface_minimap.cpp
index 8ac3523a8f..c9bbf10897 100644
--- a/engines/xeen/interface_minimap.cpp
+++ b/engines/xeen/interface_minimap.cpp
@@ -75,6 +75,7 @@ void InterfaceMinimap::drawOutdoorsMinimap() {
 		for (int xp = MINIMAP_XSTART, mazeX = pt.x - MINIMAP_DIFF; mazeX <= (pt.x + MINIMAP_DIFF);
 				xp += TILE_WIDTH, ++mazeX) {
 			v = map.mazeLookup(Common::Point(mazeX, mazeY), 0);
+			assert(v != INVALID_CELL);
 			frame = map.mazeDataCurrent()._surfaceTypes[v];
 
 			if (frame && (map._currentSteppedOn || party._wizardEyeActive)) {
@@ -88,6 +89,7 @@ void InterfaceMinimap::drawOutdoorsMinimap() {
 		for (int xp = MINIMAP_XSTART, mazeX = pt.x - MINIMAP_DIFF; mazeX <= (pt.x + MINIMAP_DIFF);
 				xp += TILE_WIDTH, ++mazeX) {
 			v = map.mazeLookup(Common::Point(mazeX, mazeY), 4);
+			assert(v != INVALID_CELL);
 			frame = map.mazeData()._wallTypes[v];
 
 			if (frame && (map._currentSteppedOn || party._wizardEyeActive)) {
diff --git a/engines/xeen/interface_scene.cpp b/engines/xeen/interface_scene.cpp
index 999c8526b9..d495d4626f 100644
--- a/engines/xeen/interface_scene.cpp
+++ b/engines/xeen/interface_scene.cpp
@@ -4419,26 +4419,31 @@ void InterfaceScene::drawOutdoors() {
 	assert(map._currentWall != INVALID_CELL);
 	for (int idx = 0; idx < 9; ++idx) {
 		map.getCell(TERRAIN_INDEXES1[idx]);
+		assert(map._currentWall != INVALID_CELL);
 		SpriteResource &spr = map._wallSprites._surfaces[map._currentWall];
 		_outdoorList[28 + idx]._sprites = spr.size() == 0 ? (SpriteResource *)nullptr : &spr;
 	}
 	for (int idx = 0; idx < 5; ++idx) {
 		map.getCell(TERRAIN_INDEXES2[idx]);
+		assert(map._currentWall != INVALID_CELL);
 		SpriteResource &spr = map._wallSprites._surfaces[map._currentWall];
 		_outdoorList[61 + idx]._sprites = spr.size() == 0 ? (SpriteResource *)nullptr : &spr;
 	}
 	for (int idx = 0; idx < 3; ++idx) {
 		map.getCell(TERRAIN_INDEXES3[idx]);
+		assert(map._currentWall != INVALID_CELL);
 		SpriteResource &spr = map._wallSprites._surfaces[map._currentWall];
 		_outdoorList[84 + idx]._sprites = spr.size() == 0 ? (SpriteResource *)nullptr : &spr;
 	}
 	for (int idx = 0; idx < 5; ++idx) {
 		map.getCell(TERRAIN_INDEXES4[idx]);
+		assert(map._currentWall != INVALID_CELL);
 		SpriteResource &spr = map._wallSprites._surfaces[map._currentWall];
 		_outdoorList[103 + idx]._sprites = spr.size() == 0 ? (SpriteResource *)nullptr : &spr;
 	}
 
 	map.getCell(1);
+	assert(map._currentWall != INVALID_CELL);
 	SpriteResource &surface = map._wallSprites._surfaces[map._currentWall];
 	_outdoorList[108]._sprites = surface.size() == 0 ? (SpriteResource *)nullptr : &surface;
 	_outdoorList[109]._sprites = _outdoorList[108]._sprites;