500a208fa3
The content of this branch was automatically imported from Fedora ELN with the following as its source: https://src.fedoraproject.org/rpms/perl#f36ef6bc94783b6bfd8b4017d7c2a7b66ef15460
47 lines
1.4 KiB
Diff
47 lines
1.4 KiB
Diff
From 981fbfc16220a15e72457d8ece4e014988746946 Mon Sep 17 00:00:00 2001
|
|
From: Karl Williamson <khw@cpan.org>
|
|
Date: Thu, 12 Mar 2020 12:48:47 -0600
|
|
Subject: [PATCH] reentr.c: Prevent infinite looping
|
|
MIME-Version: 1.0
|
|
Content-Type: text/plain; charset=UTF-8
|
|
Content-Transfer-Encoding: 8bit
|
|
|
|
This is an easy, though paranoid hedge to prevent something that should
|
|
never happen from causing an infinite loop if it were to happen.
|
|
|
|
Signed-off-by: Petr Písař <ppisar@redhat.com>
|
|
---
|
|
reentr.c | 2 +-
|
|
regen/reentr.pl | 2 +-
|
|
2 files changed, 2 insertions(+), 2 deletions(-)
|
|
|
|
diff --git a/reentr.c b/reentr.c
|
|
index 8438c8f90f..2429aa2f5d 100644
|
|
--- a/reentr.c
|
|
+++ b/reentr.c
|
|
@@ -36,7 +36,7 @@
|
|
|
|
#define RenewDouble(data_pointer, size_pointer, type) \
|
|
STMT_START { \
|
|
- const size_t size = *(size_pointer) * 2; \
|
|
+ const size_t size = MAX(*(size_pointer), 1) * 2; \
|
|
Renew((data_pointer), (size), type); \
|
|
*(size_pointer) = size; \
|
|
} STMT_END
|
|
diff --git a/regen/reentr.pl b/regen/reentr.pl
|
|
index 94721e9dec..ba2e1c8fa6 100644
|
|
--- a/regen/reentr.pl
|
|
+++ b/regen/reentr.pl
|
|
@@ -818,7 +818,7 @@ print $c <<"EOF";
|
|
|
|
#define RenewDouble(data_pointer, size_pointer, type) \\
|
|
STMT_START { \\
|
|
- const size_t size = *(size_pointer) * 2; \\
|
|
+ const size_t size = MAX(*(size_pointer), 1) * 2; \\
|
|
Renew((data_pointer), (size), type); \\
|
|
*(size_pointer) = size; \\
|
|
} STMT_END
|
|
--
|
|
2.25.4
|
|
|