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Resolves: #1873975 - make __acl_create_entry_obj() work with LTO enabled

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This commit is contained in:
Kamil Dudka 2020-08-31 17:52:54 +02:00
parent 1a62a26c8d
commit e0b4e6db20
2 changed files with 36 additions and 1 deletions
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29
0002-acl-2.2.53-setattr-segv.patch Normal file
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@ -0,0 +1,29 @@
From c03773259fbe6d3f3355efc8e66990718d5cab54 Mon Sep 17 00:00:00 2001
From: Kamil Dudka <kdudka@redhat.com>
Date: Mon, 31 Aug 2020 17:16:34 +0200
Subject: [PATCH] __acl_create_entry_obj: do not break strict aliasing rules
... to avoid SIGSEGV with link-time optimisation enabled
Bug: https://bugzilla.redhat.com/1873975
Upstream-report: https://lists.nongnu.org/archive/html/acl-devel/2020-08/msg00000.html
---
libacl/acl_create_entry.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libacl/acl_create_entry.c b/libacl/acl_create_entry.c
index 2214c1a..8ee72a3 100644
--- a/libacl/acl_create_entry.c
+++ b/libacl/acl_create_entry.c
@@ -42,7 +42,7 @@ __acl_create_entry_obj(acl_obj *acl_obj_p)
entry_obj_p->eprev = acl_obj_p->aprev;
entry_obj_p->enext = (acl_entry_obj *)acl_obj_p;
entry_obj_p->eprev->enext = entry_obj_p;
- entry_obj_p->enext->eprev = entry_obj_p;
+ acl_obj_p->aprev = entry_obj_p;
entry_obj_p->econtainer = acl_obj_p;
init_acl_entry_obj(*entry_obj_p);
--
2.25.4

8
acl.spec
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@ -1,7 +1,7 @@
Summary: Access control list utilities
Name: acl
Version: 2.2.53
Release: 8%{?dist}
Release: 9%{?dist}
BuildRequires: gawk
BuildRequires: gcc
BuildRequires: gettext
@ -14,6 +14,9 @@ Source: https://download-mirror.savannah.gnu.org/releases/acl/acl-%{version}.tar
# avoid permission denied problem with LD_PRELOAD in the test-suite
Patch1: 0001-acl-2.2.53-test-runwrapper.patch
# make __acl_create_entry_obj() work with LTO enabled (#1873975)
Patch2: 0002-acl-2.2.53-setattr-segv.patch
License: GPLv2+
URL: https://savannah.nongnu.org/projects/acl
@ -119,6 +122,9 @@ rm -rf $RPM_BUILD_ROOT%{_docdir}/%{name}*
%{_libdir}/libacl.so.*
%changelog
* Mon Aug 31 2020 Kamil Dudka <kdudka@redhat.com> 2.2.53-9
- make __acl_create_entry_obj() work with LTO enabled (#1873975)
* Fri Jul 31 2020 Fedora Release Engineering <releng@fedoraproject.org> - 2.2.53-8
- Second attempt - Rebuilt for
https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild