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Message-ID: <CANiq72=m9VngFH9jE3s0RV7MpjX0a=ekJN4pZwcDksBkSRR_1w@mail.gmail.com> Date: Thu, 22 Sep 2022 11:23:46 +0200 From: Miguel Ojeda <miguel.ojeda.sandonis@...il.com> To: Kees Cook <keescook@...omium.org> Cc: Vlastimil Babka <vbabka@...e.cz>, Pekka Enberg <penberg@...nel.org>, David Rientjes <rientjes@...gle.com>, Joonsoo Kim <iamjoonsoo.kim@....com>, Andrew Morton <akpm@...ux-foundation.org>, Nick Desaulniers <ndesaulniers@...gle.com>, Hao Luo <haoluo@...gle.com>, Marco Elver <elver@...gle.com>, linux-mm@...ck.org, "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Alex Elder <elder@...nel.org>, Josef Bacik <josef@...icpanda.com>, David Sterba <dsterba@...e.com>, Sumit Semwal <sumit.semwal@...aro.org>, Christian König <christian.koenig@....com>, Jesse Brandeburg <jesse.brandeburg@...el.com>, Daniel Micay <danielmicay@...il.com>, Yonghong Song <yhs@...com>, Miguel Ojeda <ojeda@...nel.org>, Jacob Shin <jacob.shin@....com>, linux-kernel@...r.kernel.org, netdev@...r.kernel.org, linux-btrfs@...r.kernel.org, linux-media@...r.kernel.org, dri-devel@...ts.freedesktop.org, linaro-mm-sig@...ts.linaro.org, linux-fsdevel@...r.kernel.org, intel-wired-lan@...ts.osuosl.org, dev@...nvswitch.org, x86@...nel.org, linux-wireless@...r.kernel.org, llvm@...ts.linux.dev, linux-hardening@...r.kernel.org Subject: Re: [PATCH 11/12] slab: Remove __malloc attribute from realloc functions On Thu, Sep 22, 2022 at 5:10 AM Kees Cook <keescook@...omium.org> wrote: > > -#ifdef __alloc_size__ > -# define __alloc_size(x, ...) __alloc_size__(x, ## __VA_ARGS__) __malloc > -#else > -# define __alloc_size(x, ...) __malloc > -#endif > +#define __alloc_size(x, ...) __alloc_size__(x, ## __VA_ARGS__) __malloc > +#define __realloc_size(x, ...) __alloc_size__(x, ## __VA_ARGS__) These look unconditional now, so we could move it to `compiler_attributes.h` in a later patch (or an independent series). Cheers, Miguel
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