# HG changeset patch
# User Matt Harbison <matt_harbison@yahoo.com>
# Date 2024-09-20 04:20:24
# Node ID f833ad92ee44899db0e394534bbf595775f6dcb1
# Parent  1d95a87813adea377d956a89ebe7de9800cd9447

util: avoid a leaked file descriptor in `util.makelock()` exceptional case

diff --git a/mercurial/util.py b/mercurial/util.py
--- a/mercurial/util.py
+++ b/mercurial/util.py
@@ -2201,8 +2201,10 @@ def makelock(info, pathname):
 
     flags = os.O_CREAT | os.O_WRONLY | os.O_EXCL | getattr(os, 'O_BINARY', 0)
     ld = os.open(pathname, flags)
-    os.write(ld, info)
-    os.close(ld)
+    try:
+        os.write(ld, info)
+    finally:
+        os.close(ld)
 
 
 def readlock(pathname: bytes) -> bytes: