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From 65e061b76867a9ea7aeeb535341b790b90ae6c21 Mon Sep 17 00:00:00 2001
From: "Heiko Schlittermann (HS12-RIPE)" <hs@schlittermann.de>
Date: Wed, 31 May 2017 23:08:56 +0200
Subject: [PATCH] Cleanup (prevent repeated use of -p/-oMr to avoid mem leak)
---
doc/doc-docbook/spec.xfpt | 3 ++-
src/src/exim.c | 19 +++++++++++++++++--
2 files changed, 19 insertions(+), 3 deletions(-)
diff --git a/src/src/exim.c b/src/src/exim.c
index 67583e584..88e119778 100644
--- a/src/src/exim.c
+++ b/src/exim.c
@@ -3106,7 +3106,14 @@ for (i = 1; i < argc; i++)
/* -oMr: Received protocol */
- else if (Ustrcmp(argrest, "Mr") == 0) received_protocol = argv[++i];
+ else if (Ustrcmp(argrest, "Mr") == 0)
+
+ if (received_protocol)
+ {
+ fprintf(stderr, "received_protocol is set already\n");
+ exit(EXIT_FAILURE);
+ }
+ else received_protocol = argv[++i];
/* -oMs: Set sender host name */
@@ -3202,7 +3209,15 @@ for (i = 1; i < argc; i++)
if (*argrest != 0)
{
- uschar *hn = Ustrchr(argrest, ':');
+ uschar *hn;
+
+ if (received_protocol)
+ {
+ fprintf(stderr, "received_protocol is set already\n");
+ exit(EXIT_FAILURE);
+ }
+
+ hn = Ustrchr(argrest, ':');
if (hn == NULL)
{
received_protocol = argrest;
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