usercopy: Check valid lifetime via stack depth

[linux-block.git] / arch / sh / Kconfig

diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 2474a04ceac438975fcb0acb8daf730fbbb1edbe..1c2b53bf30930c9f911b03812b26c8958aa7b17f 100644 (file)
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -7,6 +7,7 @@ config SUPERH
        select ARCH_HAVE_CUSTOM_GPIO_H
        select ARCH_HAVE_NMI_SAFE_CMPXCHG if (GUSA_RB || CPU_SH4A)
        select ARCH_HAS_BINFMT_FLAT if !MMU
+       select ARCH_HAS_CURRENT_STACK_POINTER
        select ARCH_HAS_GIGANTIC_PAGE
        select ARCH_HAS_GCOV_PROFILE_ALL
        select ARCH_HAS_PTE_SPECIAL