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authorChristian Borntraeger <borntraeger@de.ibm.com>2016-09-12 14:37:20 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2016-09-20 14:26:23 +0200
commitc42d8c7dbe596d849b43b7581bcc39b51f148c48 (patch)
tree0e8591e307b242b1be532ee4eb7149fc5fd45a7a /arch/s390/kernel/Makefile
parentubsan: allow to disable the null sanitizer (diff)
downloadlinux-dev-c42d8c7dbe596d849b43b7581bcc39b51f148c48.tar.xz
linux-dev-c42d8c7dbe596d849b43b7581bcc39b51f148c48.zip
s390: enable UBSAN
This enables UBSAN for s390. We have to disable the null sanitizer as s390 code does access memory via a null pointer (the prefix page). Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Acked-by: Andrey Ryabinin <aryabinin@virtuozzo.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/Makefile')
-rw-r--r--arch/s390/kernel/Makefile3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile
index 3234817c7d47..72ccc41444dc 100644
--- a/arch/s390/kernel/Makefile
+++ b/arch/s390/kernel/Makefile
@@ -48,6 +48,9 @@ AFLAGS_head.o += -march=z900
endif
GCOV_PROFILE_sclp.o := n
GCOV_PROFILE_als.o := n
+UBSAN_SANITIZE_als.o := n
+UBSAN_SANITIZE_early.o := n
+UBSAN_SANITIZE_sclp.o := n
obj-y := traps.o time.o process.o base.o early.o setup.o idle.o vtime.o
obj-y += processor.o sys_s390.o ptrace.o signal.o cpcmd.o ebcdic.o nmi.o