From 80454ec8ebc58fce9d3a073751cb73546a949624 Mon Sep 17 00:00:00 2001
From: GDN <96800819+GDNgit@users.noreply.github.com>
Date: Thu, 27 Apr 2023 12:28:32 -0500
Subject: [PATCH] fixes negative plasma on xenos (#20950)

* fixes negative plasma on xenos

* Update code/datums/spells/alien_spells/basetype_alien_spell.dm

Co-authored-by: Ryan <80364400+Sirryan2002@users.noreply.github.com>

---------

Co-authored-by: Ryan <80364400+Sirryan2002@users.noreply.github.com>
---
 code/datums/spells/alien_spells/basetype_alien_spell.dm | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/code/datums/spells/alien_spells/basetype_alien_spell.dm b/code/datums/spells/alien_spells/basetype_alien_spell.dm
index a5b3dcfdea7..3cacc2e8e02 100644
--- a/code/datums/spells/alien_spells/basetype_alien_spell.dm
+++ b/code/datums/spells/alien_spells/basetype_alien_spell.dm
@@ -12,9 +12,7 @@ Updates the spell's actions on use as well, so they know when they can or can't
 	var/obj/item/organ/internal/alien/plasmavessel/vessel = get_int_organ(/obj/item/organ/internal/alien/plasmavessel)
 	if(!vessel)
 		return
-	vessel.stored_plasma += amount
-	if(vessel.stored_plasma > vessel.max_plasma)
-		vessel.stored_plasma = vessel.max_plasma
+	vessel.stored_plasma = clamp(vessel.stored_plasma + amount, 0, vessel.max_plasma)
 	update_plasma_display(src)
 	for(var/datum/action/spell_action/action in actions)
 		action.UpdateButtonIcon()