[PATCH master 5/7] sandbox: fix SANDBOX_UNWIND dependency to be KASAN only

Ahmad Fatoum a.fatoum at pengutronix.de
Mon Sep 14 06:05:51 EDT 2020


gcc v9.3.0's libubsan does not export a __sanitizer_print_stack_trace
symbol. Play it safe and avoid possible linker errors by having the
optional SANDBOX_UNWIND depend only on CONFIG_KASAN.

Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
---
 arch/sandbox/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/sandbox/Kconfig b/arch/sandbox/Kconfig
index 40e04919d21e..c4d0ab4dbcde 100644
--- a/arch/sandbox/Kconfig
+++ b/arch/sandbox/Kconfig
@@ -22,7 +22,7 @@ config SANDBOX_UNWIND
 	bool
 	default y
 	select ARCH_HAS_STACK_DUMP
-	depends on UBSAN || KASAN
+	depends on KASAN
 
 config PHYS_ADDR_T_64BIT
 	bool
-- 
2.28.0




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