visionbuf: fix incorrect length passed to munmap (#618)

deanlee · web-flow · commit 23cb05a80dec · 2024-08-04T15:02:07.000-07:00
Fix incorrect length passed to munmap
diff --git 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);

Original file line number	Diff line number	Diff line change
`@@ -86,7 +86,7 @@ int VisionBuf::free() {`
`86`	`86`	`if (err != 0) return err;`
`87`	`87`	`}`
`88`	`88`
`89`		`- err = munmap(this->addr, this->len);`
	`89`	`+ err = munmap(this->addr, this->mmap_len);`
`90`	`90`	`if (err != 0) return err;`
`91`	`91`
`92`	`92`	`err = close(this->fd);`