From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 16 Feb 2020 15:27:46 +0000 (-0500)
Subject: sh: no need of access_ok() in arch_futex_atomic_op_inuser()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=0bea4f7beb68db927a05ff4c08b3ce9f32d043f9;p=linux.git

sh: no need of access_ok() in arch_futex_atomic_op_inuser()

everything it uses is doing access_ok() already

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/arch/sh/include/asm/futex.h b/arch/sh/include/asm/futex.h
index 324fa680b13dc..b39cda09fb95c 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);