[Buildroot] [git commit branch/2019.02.x] package/am33x-cm3: disable SSP

Peter Korsgaard peter at korsgaard.com
Tue Dec 3 15:45:03 UTC 2019


commit: https://git.buildroot.net/buildroot/commit/?id=69d6c2a9940bf62769f586e859b826f8abb10ba7
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/2019.02.x

Fixes:
 - http://autobuild.buildroot.net/results/3a3a21f3c35ea025e9b93e09c2454aed0ad31034

Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
Signed-off-by: Peter Korsgaard <peter at korsgaard.com>
(cherry picked from commit c08c9f19a0665301559883672d44b97a9469e496)
Signed-off-by: Peter Korsgaard <peter at korsgaard.com>
---
 ...0002-Makefile-unconditionally-disable-SSP.patch | 35 ++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/package/am33x-cm3/0002-Makefile-unconditionally-disable-SSP.patch b/package/am33x-cm3/0002-Makefile-unconditionally-disable-SSP.patch
new file mode 100644
index 0000000000..ed333bfe05
--- /dev/null
+++ b/package/am33x-cm3/0002-Makefile-unconditionally-disable-SSP.patch
@@ -0,0 +1,35 @@
+From 6c3b05b74ccd49d8ba246bfef0c2e549b9f2bf7b Mon Sep 17 00:00:00 2001
+From: Fabrice Fontaine <fontaine.fabrice at gmail.com>
+Date: Tue, 29 Oct 2019 16:14:18 +0100
+Subject: [PATCH] Makefile: unconditionally disable SSP
+
+Though -nostdlib is passed in $(CFLAGS), -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:
+ - http://autobuild.buildroot.net/results/3a3a21f3c35ea025e9b93e09c2454aed0ad31034
+
+Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
+---
+ Makefile | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/Makefile b/Makefile
+index c3ec071..5226006 100644
+--- a/Makefile
++++ b/Makefile
+@@ -16,7 +16,8 @@ INCLUDES = $(SRCDIR)/include
+ CFLAGS =-march=armv7-m -mcpu=cortex-m3 -mthumb -nostdlib -Wall -Wundef \
+ 	-Werror-implicit-function-declaration -Wstrict-prototypes \
+ 	-Wdeclaration-after-statement -fno-delete-null-pointer-checks \
+-	-Wempty-body -fno-strict-overflow  -g -I$(INCLUDES) -O2
++	-Wempty-body -fno-strict-overflow -fno-stack-protector \
++	-g -I$(INCLUDES) -O2
+ LDFLAGS =-nostartfiles -fno-exceptions -Tfirmware.ld
+ 
+ EXECUTABLE=am335x-pm-firmware.elf
+-- 
+2.23.0
+


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