From 95912008ba1fb9d0677c1ce5930aeb0e85ba5710 Mon Sep 17 00:00:00 2001
From: Andi Kleen <ak@suse.de>
Date: Tue, 26 Sep 2006 10:52:39 +0200
Subject: [PATCH] Add __must_check to copy_*_user

Following i386.

And also fix the two occurrences that caused warnings in arch/x86_64/*

Signed-off-by: Andi Kleen <ak@suse.de>
---
 include/asm-x86_64/i387.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'include/asm-x86_64/i387.h')

diff --git a/include/asm-x86_64/i387.h b/include/asm-x86_64/i387.h
index 60c0f48..0217b74 100644
--- a/include/asm-x86_64/i387.h
+++ b/include/asm-x86_64/i387.h
@@ -137,8 +137,8 @@ static inline int save_i387_checking(struct i387_fxsave_struct __user *fx)
 #else
 		     : [fx] "cdaSDb" (fx), "0" (0));
 #endif
-	if (unlikely(err))
-		__clear_user(fx, sizeof(struct i387_fxsave_struct));
+	if (unlikely(err) && __clear_user(fx, sizeof(struct i387_fxsave_struct)))
+		err = -EFAULT;
 	/* No need to clear here because the caller clears USED_MATH */
 	return err;
 } 
-- 
cgit v1.1