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Date: Mon, 23 Mar 2020 18:51:22 +0000 From: Al Viro <viro@...IV.linux.org.uk> To: Linus Torvalds <torvalds@...ux-foundation.org> Cc: Thomas Gleixner <tglx@...utronix.de>, linux-kernel@...r.kernel.org Subject: [RFC][PATCH 2/7] sh: no need of access_ok() in arch_futex_atomic_op_inuser() From: Al Viro <viro@...iv.linux.org.uk> everything it uses is doing access_ok() already Signed-off-by: Al Viro <viro@...iv.linux.org.uk> --- arch/sh/include/asm/futex.h | 3 --- 1 file changed, 3 deletions(-) diff --git a/arch/sh/include/asm/futex.h b/arch/sh/include/asm/futex.h index 324fa680b13d..b39cda09fb95 100644 --- a/arch/sh/include/asm/futex.h +++ b/arch/sh/include/asm/futex.h @@ -34,9 +34,6 @@ static inline int arch_futex_atomic_op_inuser(int op, u32 oparg, int *oval, u32 oldval, newval, prev; int ret; - if (!access_ok(uaddr, sizeof(u32))) - return -EFAULT; - do { ret = get_user(oldval, uaddr); -- 2.11.0
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