From c104095c69dd687e8a3a718ac4398b2c45d077aa Mon Sep 17 00:00:00 2001
From: Lennart Rosam <rosam@sipgate.de>
Date: Thu, 25 Nov 2021 16:19:53 +0100
Subject: [PATCH] fix: Decoder may raise KeyError

This fixes an issue where a KeyError may be raised when 'A5'
is not present in `fcp`

Change-Id: I5bb6131bd76c7bae2a70034c429cae2b380d164f
---
 pySim/ts_102_221.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pySim/ts_102_221.py b/pySim/ts_102_221.py
index adb40c18..f145d19a 100644
--- a/pySim/ts_102_221.py
+++ b/pySim/ts_102_221.py
@@ -684,7 +684,7 @@ class CardProfileUICC(CardProfile):
         fcp_tlv = TLV(FCP_TLV_MAP)
         fcp = fcp_tlv.parse(fcp_base['62'])
         # further decode the proprietary information
-        if fcp['A5']:
+        if 'A5' in fcp:
             prop_tlv = TLV(FCP_Proprietary_TLV_MAP)
             prop = prop_tlv.parse(fcp['A5'])
             fcp['A5'] = tlv_val_interpret(FCP_prorietary_interpreter_map, prop)