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-rw-r--r--arch/arm/include/asm/uaccess.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h
index 0bf2347495f1..87936dd5d151 100644
--- a/arch/arm/include/asm/uaccess.h
+++ b/arch/arm/include/asm/uaccess.h
@@ -70,6 +70,8 @@ static inline void set_fs(mm_segment_t fs)
{
current_thread_info()->addr_limit = fs;
modify_domain(DOMAIN_KERNEL, fs ? DOMAIN_CLIENT : DOMAIN_MANAGER);
+ /* On user-mode return, check fs is correct */
+ set_thread_flag(TIF_FSCHECK);
}
#define segment_eq(a, b) ((a) == (b))