From 1be279af2622b196cc4630c48254adc96071c7e9 Mon Sep 17 00:00:00 2001
From: John Ericson <John.Ericson@Obsidian.Systems>
Date: Thu, 2 Jul 2020 21:44:18 +0000
Subject: Fix Narinfo corruption detection bug

The aim of this check was just to ensure each key occurs once.
---
 src/libstore/nar-info.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/libstore/nar-info.cc b/src/libstore/nar-info.cc
index c403d4bec..ca471463c 100644
--- a/src/libstore/nar-info.cc
+++ b/src/libstore/nar-info.cc
@@ -66,7 +66,7 @@ NarInfo::NarInfo(const Store & store, const std::string & s, const std::string &
         else if (name == "Sig")
             sigs.insert(value);
         else if (name == "CA") {
-            if (!value.empty()) throw corrupt();
+            if (ca) throw corrupt();
             // FIXME: allow blank ca or require skipping field?
             ca = parseContentAddressOpt(value);
         }
-- 
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