grub2/0091-Do-not-allow-stack-trampolines-anywhere.patch
Leo Sandoval f9ffaac36e Rebased to release grub-2.12
Resolves: #RHEL-15032

Signed-off-by: Leo Sandoval <lsandova@redhat.com>
2024-11-07 09:45:00 -06:00

39 lines
1.5 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Peter Jones <pjones@redhat.com>
Date: Fri, 12 Jul 2019 10:06:50 +0200
Subject: [PATCH] Do not allow stack trampolines, anywhere.
Signed-off-by: Peter Jones <pjones@redhat.com>
---
configure.ac | 3 +++
conf/Makefile.common | 2 +-
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/configure.ac b/configure.ac
index 81240397384..ae7683d0693 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2155,6 +2155,9 @@ if test x"$enable_wextra" != xno ; then
HOST_CFLAGS="$HOST_CFLAGS -Wextra"
fi
+TARGET_CFLAGS="$TARGET_CFLAGS -Werror=trampolines -fno-trampolines"
+HOST_CFLAGS="$HOST_CFLAGS -Werror=trampolines -fno-trampolines"
+
TARGET_CPP="$TARGET_CC -E"
TARGET_CCAS=$TARGET_CC
diff --git a/conf/Makefile.common b/conf/Makefile.common
index e53ff352407..91ff6c905fb 100644
--- a/conf/Makefile.common
+++ b/conf/Makefile.common
@@ -76,7 +76,7 @@ grubconfdir = $(sysconfdir)/grub.d
platformdir = $(pkglibdir)/$(target_cpu)-$(platform)
starfielddir = $(pkgdatadir)/themes/starfield
-CFLAGS_GNULIB = -Wno-undef -Wno-error=sign-compare -Wno-unused -Wno-unused-parameter -Wno-redundant-decls -Wno-unreachable-code -Wno-error=attributes
+CFLAGS_GNULIB = -Wno-undef -Wno-error=sign-compare -Wno-unused -Wno-unused-parameter -Wno-redundant-decls -Wno-unreachable-code -Wno-error=attributes -Werror=trampolines -fno-trampolines
CPPFLAGS_GNULIB = -I$(top_builddir)/grub-core/lib/gnulib -I$(top_srcdir)/grub-core/lib/gnulib
CFLAGS_POSIX = -fno-builtin