From bd194eeb646198c28f3e79769175c0cf0843e523 Mon Sep 17 00:00:00 2001
From: "Bryn M. Reeves" <bmr@redhat.com>
Date: Thu, 4 May 2023 18:23:31 +0100
Subject: [PATCH] boom: fix unclosed file warning for /proc/cmdline

Origin: https://github.com/snapshotmanager/boom/commit/bd194eeb646198c28f3e79769175c0cf0843e523

Signed-off-by: Bryn M. Reeves <bmr@redhat.com>
---
 boom/command.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/boom/command.py b/boom/command.py
index 37172dc..07d229a 100644
--- a/boom/command.py
+++ b/boom/command.py
@@ -1923,7 +1923,8 @@ def os_options_from_cmdline():
     options = ""
     vg_lv_name = None
     have_root = False
-    cmdline = open("/proc/cmdline").read().strip()
+    with open("/proc/cmdline") as proc_cmdline:
+        cmdline = proc_cmdline.read().strip()
     for word in cmdline.split():
         if word.startswith("root="):
             have_root = True