From dbfcc74e23067a1cc2ceb3bccfff9e8868947419 Mon Sep 17 00:00:00 2001
From: Sadie Powell
Date: Sun, 9 Jan 2022 14:38:01 +0000
Subject: Always catch exceptions as a constant reference.

---
 src/modules/m_dnsbl.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/modules/m_dnsbl.cpp')

diff --git a/src/modules/m_dnsbl.cpp b/src/modules/m_dnsbl.cpp
index db9c2ed01..c0b8cde86 100644
--- a/src/modules/m_dnsbl.cpp
+++ b/src/modules/m_dnsbl.cpp
@@ -447,7 +447,7 @@ class ModuleDNSBL final
 			{
 				this->DNS->Process(r);
 			}
-			catch (DNS::Exception &ex)
+			catch (const DNS::Exception& ex)
 			{
 				delete r;
 				ServerInstance->Logs.Log(MODNAME, LOG_DEBUG, ex.GetReason());
-- 
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