Messages in this thread | | | From | Tomas Winkler <> | Date | Mon, 11 Jul 2016 10:51:58 +0300 | Subject | Re: [PATCH v12 1/2] kernel.h: add u64_to_user_ptr() |
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> > > Though I normally prefer static inline functions, I see the benefits of > > > using the macro form here. > > An inline could still work > static inline void __user *u64_to_user_ptr(u64 address) > { > return (void __user *)(uintptr_t)address; > } > if the macro was > #define u64_to_user_ptr(x) \ > ({ \ > typecheck(u64, x); \ > (u64_to_user_ptr)(x); \ > }) > > the parenthesis around the u64_to_user_ptr > in the macro should prevent expansion. >
sparse is throwing 'warning: dereference of noderef expression' on this macro now. Any clues what need to be fixed Thanks Tomas
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