From 32149f0e24f1c302ac6a2e6e8c9748334057b9a0 Mon Sep 17 00:00:00 2001
From: Vicki Pfau <vi@endrift.com>
Date: Tue, 30 Jan 2024 02:37:48 -0800
Subject: [PATCH] VFS: Fix UB

---
 src/util/vfs/vfs-lzma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/util/vfs/vfs-lzma.c b/src/util/vfs/vfs-lzma.c
index 0ded446bd..c9f88411d 100644
--- a/src/util/vfs/vfs-lzma.c
+++ b/src/util/vfs/vfs-lzma.c
@@ -94,12 +94,12 @@ static void _vd7zFree(ISzAllocPtr p, void* address) {
 	struct VDir7zAlloc* alloc = (struct VDir7zAlloc*) p;
 	size_t size = (size_t) TableLookup(&alloc->allocs, (uintptr_t) address >> 2);
 	if (size) {
+		TableRemove(&alloc->allocs, (uintptr_t) address >> 2);
 		if (size >= 0x10000) {
 			mappedMemoryFree(address, size);
 		} else {
 			free(address);
 		}
-		TableRemove(&alloc->allocs, (uintptr_t) address >> 2);
 	}
 }