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Commit 3d133406 authored by Mathias Krause's avatar Mathias Krause Committed by Ingo Molnar
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x86/vdso: Add __user annotation to VDSO32_SYMBOL 



The address calculated by VDSO32_SYMBOL() is a pointer into
userland. Add the __user annotation to fix related sparse
warnings in its users.

Signed-off-by: default avatarMathias Krause <minipli@googlemail.com>
Cc: Andy Lutomirski <luto@MIT.EDU>
Link: http://lkml.kernel.org/r/1346621506-30857-3-git-send-email-minipli@googlemail.com


Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent f0002627

arch/x86/include/asm/vdso.h

+2 −1
Original line number Diff line number Diff line
@@ -11,7 +11,8 @@ extern const char VDSO32_PRELINK[]; 
#define VDSO32_SYMBOL(base, name)					\

({									\

	extern const char VDSO32_##name[];				\

	(void *)(VDSO32_##name - VDSO32_PRELINK + (unsigned long)(base)); \

	(void __user *)(VDSO32_##name - VDSO32_PRELINK +		\

			(unsigned long)(base));				\

})

#endif