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-rw-r--r--arch/x86/include/asm/thread_info.h3
-rw-r--r--arch/x86/include/asm/uaccess.h2
2 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h
index a1fe5c127b52..25ebd792725b 100644
--- a/arch/x86/include/asm/thread_info.h
+++ b/arch/x86/include/asm/thread_info.h
@@ -40,7 +40,8 @@ struct thread_info {
*/
__u8 supervisor_stack[0];
#endif
- int uaccess_err;
+ int sig_on_uaccess_error:1;
+ int uaccess_err:1; /* uaccess failed */
};
#define INIT_THREAD_INFO(tsk) \
diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h
index 36361bf6fdd1..8be5f54d9360 100644
--- a/arch/x86/include/asm/uaccess.h
+++ b/arch/x86/include/asm/uaccess.h
@@ -462,7 +462,7 @@ struct __large_struct { unsigned long buf[100]; };
barrier();
#define uaccess_catch(err) \
- (err) |= current_thread_info()->uaccess_err; \
+ (err) |= (current_thread_info()->uaccess_err ? -EFAULT : 0); \
current_thread_info()->uaccess_err = prev_err; \
} while (0)