[diffoscope] [PATCH] early exit close_archive if no guestfs is available

[Levente Polyak]

This fixes a possible regression when closing an opened fsimage container when no
guestfs is available.
---
 diffoscope/comparators/fsimage.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/diffoscope/comparators/fsimage.py b/diffoscope/comparators/fsimage.py
index 35980ee..3dfeffa 100644
--- a/diffoscope/comparators/fsimage.py
+++ b/diffoscope/comparators/fsimage.py
@@ -47,6 +47,8 @@ class FsImageContainer(Archive):
         return self

     def close_archive(self):
+        if not guestfs:
+            return None
         self.g.umount_all()
         self.g.close()

-- 
2.6.3

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