From 23cb05a80dec50a52f2e0fa7f7870ae920b3f2e8 Mon Sep 17 00:00:00 2001
From: Dean Lee <deanlee3@gmail.com>
Date: Mon, 5 Aug 2024 06:02:07 +0800
Subject: [PATCH] visionbuf: fix incorrect length passed to munmap (#618)

Fix incorrect length passed to munmap
---
 msgq/visionipc/visionbuf_cl.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/msgq/visionipc/visionbuf_cl.cc b/msgq/visionipc/visionbuf_cl.cc
index db7df00dc..db1ca0334 100644
--- a/msgq/visionipc/visionbuf_cl.cc
+++ b/msgq/visionipc/visionbuf_cl.cc
@@ -86,7 +86,7 @@ int VisionBuf::free() {
     if (err != 0) return err;
   }
 
-  err = munmap(this->addr, this->len);
+  err = munmap(this->addr, this->mmap_len);
   if (err != 0) return err;
 
   err = close(this->fd);