diff --git a/src/hardware/hw_draw.c b/src/hardware/hw_draw.c
index 1ba357105..f1e53bb28 100644
--- a/src/hardware/hw_draw.c
+++ b/src/hardware/hw_draw.c
@@ -1080,7 +1080,7 @@ void HWR_drawAMline(const fline_t *fl, INT32 color)
 // -------------------+
 // HWR_DrawConsoleFill     : draw flat coloured transparent rectangle because that's cool, and hw sucks less than sw for that.
 // -------------------+
-void HWR_DrawConsoleFill(INT32 x, INT32 y, INT32 w, INT32 h, UINT32 color, INT32 options)
+void HWR_DrawConsoleFill(INT32 x, INT32 y, INT32 w, INT32 h, UINT32 color)
 {
 	FOutVector v[4];
 	FSurfaceInfo Surf;
diff --git a/src/hardware/hw_main.h b/src/hardware/hw_main.h
index fab18e08a..d706aae86 100644
--- a/src/hardware/hw_main.h
+++ b/src/hardware/hw_main.h
@@ -50,7 +50,7 @@ void HWR_CreateStaticLightmaps(INT32 bspnum);
 void HWR_PrepLevelCache(size_t pnumtextures);
 void HWR_DrawFill(INT32 x, INT32 y, INT32 w, INT32 h, INT32 color);
 void HWR_DrawFadeFill(INT32 x, INT32 y, INT32 w, INT32 h, INT32 color, UINT16 actualcolor, UINT8 strength);
-void HWR_DrawConsoleFill(INT32 x, INT32 y, INT32 w, INT32 h, UINT32 color, INT32 options);	// Lat: separate flags from color since color needs to be an uint to work right.
+void HWR_DrawConsoleFill(INT32 x, INT32 y, INT32 w, INT32 h, UINT32 color);	// Lat: separate flags from color since color needs to be an uint to work right.
 void HWR_DrawPic(INT32 x,INT32 y,lumpnum_t lumpnum);
 
 UINT8 *HWR_GetScreenshot(void);
diff --git a/src/lua_infolib.c b/src/lua_infolib.c
index 8bd4ce9ff..77f37f8ec 100644
--- a/src/lua_infolib.c
+++ b/src/lua_infolib.c
@@ -207,7 +207,7 @@ static int lib_setSpr2default(lua_State *L)
 	else
 		return luaL_error(L, "spr2defaults[] invalid set");
 
-	if (j < 0 || j >= free_spr2)
+	if (j >= free_spr2)
 		return luaL_error(L, "spr2defaults[] set %d out of range (%d - %d)", j, 0, free_spr2-1);
 
 	spr2defaults[i] = j;
diff --git a/src/p_mobj.c b/src/p_mobj.c
index 8c74fd76e..7ff8aa9f2 100644
--- a/src/p_mobj.c
+++ b/src/p_mobj.c
@@ -9717,6 +9717,7 @@ mobj_t *P_SpawnMobj(fixed_t x, fixed_t y, fixed_t z, mobjtype_t type)
 		case MT_EGGROBO1:
 			mobj->movecount = P_RandomKey(13);
 			mobj->color = SKINCOLOR_RUBY + P_RandomKey(MAXSKINCOLORS - SKINCOLOR_RUBY);
+			// fall through
 		case MT_HIVEELEMENTAL:
 			mobj->extravalue1 = 5;
 			break;
@@ -11116,6 +11117,7 @@ You should think about modifying the deathmatch starts to take full advantage of
 			mobj->color = SKINCOLOR_GOLD;
 			mobj->colorized = true;
 		}
+		// fall through
 	case MT_EGGMOBILE3:
 		mobj->cusval = mthing->extrainfo;
 		break;
diff --git a/src/r_things.c b/src/r_things.c
index 71e4c0214..fdf0e230d 100644
--- a/src/r_things.c
+++ b/src/r_things.c
@@ -2540,6 +2540,7 @@ UINT8 P_GetSkinSprite2(skin_t *skin, UINT8 spr2, player_t *player)
 					? player->charability
 					: skin->ability)
 					== CA_SWIM) ? SPR2_SWIM : SPR2_FLY;
+			// fall through
 
 		// Use the handy list, that's what it's there for!
 		default:
diff --git a/src/v_video.c b/src/v_video.c
index 85f22eccb..cc9040f04 100644
--- a/src/v_video.c
+++ b/src/v_video.c
@@ -1374,7 +1374,7 @@ void V_DrawFillConsoleMap(INT32 x, INT32 y, INT32 w, INT32 h, INT32 c)
 	if (rendermode != render_soft && rendermode != render_none)
 	{
 		UINT32 hwcolor = V_GetHWConsBackColor();
-		HWR_DrawConsoleFill(x, y, w, h, hwcolor, c);	// we still use the regular color stuff but only for flags. actual draw color is "hwcolor" for this.
+		HWR_DrawConsoleFill(x, y, w, h, hwcolor);	// we still use the regular color stuff but only for flags. actual draw color is "hwcolor" for this.
 		return;
 	}
 #endif