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boot/opensbi: unconditionally disable SSP

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Fix build failure raised since commit
810ba387be

Fixes:
 - https://gitlab.com/kubu93/buildroot/-/jobs/1247043359

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Fabrice Fontaine 2021-05-08 21:41:55 +02:00 committed by Peter Korsgaard
parent 8036c23d59
commit 2f7582538f
1 changed files with 53 additions and 0 deletions
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53
boot/opensbi/0002-Makefile-unconditionally-disable-SSP.patch Normal file
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@ -0,0 +1,53 @@
From e389d5fbc296e496db15368b2b621e0f178f7f34 Mon Sep 17 00:00:00 2001
From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Date: Sat, 8 May 2021 21:28:10 +0200
Subject: [PATCH] Makefile: unconditionally disable SSP
Though -nostdlib is passed in {C,+AS,DTSCPP}FLAGS, -fno-stack-protector
must also be passed to avoid linking errors related to undefined
references to '__stack_chk_guard' and '__stack_chk_fail' if toolchain
enforces -fstack-protector.
Fixes:
- https://gitlab.com/kubu93/buildroot/-/jobs/1247043359
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
[Upstream status: https://github.com/riscv/opensbi/pull/211]
---
Makefile | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/Makefile b/Makefile
index eeffe6b..1419360 100644
--- a/Makefile
+++ b/Makefile
@@ -203,7 +203,7 @@ GENFLAGS += $(libsbiutils-genflags-y)
GENFLAGS += $(platform-genflags-y)
GENFLAGS += $(firmware-genflags-y)
-CFLAGS = -g -Wall -Werror -ffreestanding -nostdlib -fno-strict-aliasing -O2
+CFLAGS = -g -Wall -Werror -ffreestanding -nostdlib -fno-stack-protector -fno-strict-aliasing -O2
CFLAGS += -fno-omit-frame-pointer -fno-optimize-sibling-calls
CFLAGS += -mno-save-restore -mstrict-align
CFLAGS += -mabi=$(PLATFORM_RISCV_ABI) -march=$(PLATFORM_RISCV_ISA)
@@ -217,7 +217,7 @@ CPPFLAGS += $(GENFLAGS)
CPPFLAGS += $(platform-cppflags-y)
CPPFLAGS += $(firmware-cppflags-y)
-ASFLAGS = -g -Wall -nostdlib -D__ASSEMBLY__
+ASFLAGS = -g -Wall -nostdlib -fno-stack-protector -D__ASSEMBLY__
ASFLAGS += -fno-omit-frame-pointer -fno-optimize-sibling-calls
ASFLAGS += -mno-save-restore -mstrict-align
ASFLAGS += -mabi=$(PLATFORM_RISCV_ABI) -march=$(PLATFORM_RISCV_ISA)
@@ -236,7 +236,7 @@ MERGEFLAGS += -r
MERGEFLAGS += -b elf$(PLATFORM_RISCV_XLEN)-littleriscv
MERGEFLAGS += -m elf$(PLATFORM_RISCV_XLEN)lriscv
-DTSCPPFLAGS = $(CPPFLAGS) -nostdinc -nostdlib -fno-builtin -D__DTS__ -x assembler-with-cpp
+DTSCPPFLAGS = $(CPPFLAGS) -nostdinc -nostdlib -fno-stack-protector -fno-builtin -D__DTS__ -x assembler-with-cpp
# Setup functions for compilation
define dynamic_flags
--
2.30.2