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Commit e2764a1e authored by Alexey Dobriyan's avatar Alexey Dobriyan Committed by Andi Kleen
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[PATCH] x86-64: use BUILD_BUG_ON in FPU code 



Signed-off-by: default avatarAlexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: default avatarAndi Kleen <ak@suse.de>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
parent 42ed458a

arch/x86_64/kernel/i387.c

+2 −5
Original line number Diff line number Diff line
@@ -82,11 +82,8 @@ int save_i387(struct _fpstate __user *buf) 
	struct task_struct *tsk = current;

	int err = 0;



	{ 

		extern void bad_user_i387_struct(void); 

		if (sizeof(struct user_i387_struct) != sizeof(tsk->thread.i387.fxsave))

			bad_user_i387_struct();

	} 

	BUILD_BUG_ON(sizeof(struct user_i387_struct) !=

			sizeof(tsk->thread.i387.fxsave));



	if ((unsigned long)buf % 16) 

		printk("save_i387: bad fpstate %p\n",buf);