Make sure pointer is valid before using it.

refs ticket:2171 git-svn-id: https://warzone2100.svn.sourceforge.net/svnroot/warzone2100/branches/2.3@11698 4a71c877-e1ca-e34f-864e-861f7616d084
Warzone2100 · Sep 20, 2010 · 4853171 · 4853171
1 parent d20fe58
commit 4853171
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/structure.c b/src/structure.c
@@ -6654,6 +6654,9 @@ void hqReward(UBYTE losingPlayer, UBYTE rewardPlayer)
 //
 BOOL StructIsFactory(STRUCTURE *Struct)
 {
+	ASSERT_OR_RETURN(false, Struct != NULL, "Invalid structure!");
+	ASSERT_OR_RETURN(false, Struct->pStructureType != NULL, "Invalid structureType!");
+
 	if( (Struct->pStructureType->type == REF_FACTORY) ||
 		(Struct->pStructureType->type == REF_CYBORG_FACTORY) ||
 		(Struct->pStructureType->type == REF_VTOL_FACTORY) )