groups.cpp: Prevent divide-by-zero

Warzone2100 · Sep 19, 2023 · 1efb8b5 · 1efb8b5
1 parent 21db14c
commit 1efb8b5
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/hci/groups.cpp b/src/hci/groups.cpp
@@ -218,7 +218,7 @@ class GroupButton : public DynamicIntFancyButton
 	#define MAX_DAMAGE_GLOW_ALPHA 100
 	inline uint8_t accumulatedDamageToTargetGlowAlpha(uint64_t accumulatedDamage, uint64_t totalGroupMaxHealth, uint64_t unitsKilled)
 	{
-		uint64_t damageVisualPercent = (accumulatedDamage * 100) / totalGroupMaxHealth;
+		uint64_t damageVisualPercent = (totalGroupMaxHealth > 0) ? ((accumulatedDamage * 100) / totalGroupMaxHealth) : 0;
 		if (unitsKilled > 0)
 		{
 			damageVisualPercent = 100;