Merge pull request #5510 from Citadel-Station-13/upstream-merge-35552

[MIRROR] [s]Fixes writing bugs/exploits

code/modules/reagents/reagent_containers/blood_pack.dm

@@ -74,14 +74,14 @@
 
 /obj/item/reagent_containers/blood/attackby(obj/item/I, mob/user, params)
 	if (istype(I, /obj/item/pen) || istype(I, /obj/item/toy/crayon))
-
+		if(!user.is_literate())
+			to_chat(user, "<span class='notice'>You scribble illegibly on the label of [src]!</span>")
+			return
 		var/t = stripped_input(user, "What would you like to label the blood pack?", name, null, 53)
-		if(!user.canUseTopic(src))
+		if(!user.canUseTopic(src, BE_CLOSE))
 			return
 		if(user.get_active_held_item() != I)
 			return
-		if(loc != user)
-			return
 		if(t)
 			labelled = 1
 			name = "blood pack - [t]"