test

TwelveEyes · Jun 29, 2024 · 4f5be69 · 4f5be69
1 parent de5af42
commit 4f5be69
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/code/qcommon/z_memman_pc.cpp b/code/qcommon/z_memman_pc.cpp
@@ -504,6 +504,10 @@ static int Zone_FreeBlock(zoneHeader_t *pMemory)
 // returns block size if so
 qboolean Z_IsFromZone(const void *pvAddress, memtag_t eTag)
 {
+	if (!pvAddress)
+	{
+		return qfalse;
+	}
 	const zoneHeader_t *pMemory = ((const zoneHeader_t *)pvAddress) - 1;
 #if 1	//debugging double free
 	if (pMemory->iMagic == INT_ID('F','R','E','E'))