From dbd42d9c3983f2df37ddc5b8203e5e4c5b28fd47 Mon Sep 17 00:00:00 2001
From: Jan-Michael Brummer <jan.brummer@tabos.org>
Date: Fri, 12 May 2023 20:24:47 +0200
Subject: Check for valid uri_host in ignore_ip() (#210)

Fixes: https://github.com/libproxy/libproxy/issues/208
---
 src/backend/px-manager.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/backend/px-manager.c b/src/backend/px-manager.c
index 4a54352..df4bda1 100644
--- a/src/backend/px-manager.c
+++ b/src/backend/px-manager.c
@@ -668,12 +668,16 @@ ignore_ip (GUri *uri,
   GInetAddress *inet_address1;
   GInetAddress *inet_address2;
   g_auto (GStrv) ignore_split = NULL;
-  gboolean is_ip1 = g_hostname_is_ip_address (g_uri_get_host (uri));
+  const char *uri_host = g_uri_get_host (uri);
+  gboolean is_ip1 = FALSE;
   gboolean is_ip2 = g_hostname_is_ip_address (ignore);
   int port = g_uri_get_port (uri);
   int ig_port = -1;
   gboolean result;
 
+  if (uri_host)
+    is_ip1 = g_hostname_is_ip_address (uri_host);
+
   /*
    * IPv4
    * IPv6
@@ -704,6 +708,7 @@ ignore_ip (GUri *uri,
 
   return port != -1 ? ((port == ig_port) && result) : result;
 }
+
 gboolean
 px_manager_is_ignore (GUri  *uri,
                       GStrv  ignores)
-- 
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