From 8c6049f1979e26b6a09cce37bda9d8543ad8f85f Mon Sep 17 00:00:00 2001
From: David Rheinsberg <david.rheinsberg@gmail.com>
Date: Tue, 13 Sep 2022 12:39:31 +0200
Subject: [PATCH] osbuild-mpp: fix PartitionTable.__getitem__() bail-out

The __getitem__() function incorrectly returns `None` if the
partition-type is not found. Make sure to always return IndexError if
the requested value is outside the supported range.

Signed-off-by: David Rheinsberg <david.rheinsberg@gmail.com>
---
 tools/osbuild-mpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tools/osbuild-mpp b/tools/osbuild-mpp
index fff74d46..a88d49d1 100755
--- a/tools/osbuild-mpp
+++ b/tools/osbuild-mpp
@@ -827,8 +827,7 @@ class PartitionTable:
             for part in self.partitions:
                 if part.id == key:
                     return part
-        else:
-            raise ValueError("unsupported type")
+        raise IndexError
 
     def write_to(self, target, sync=True):
         """Write the partition table to disk"""