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[parisc, s390, sparc64] no need for access_ok() in futex handling
access_ok() is always true on those Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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0bea4f7beb
commit
dc88588990
3 changed files with 0 additions and 7 deletions
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@ -39,9 +39,6 @@ arch_futex_atomic_op_inuser(int op, int oparg, int *oval, u32 __user *uaddr)
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int oldval, ret;
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u32 tmp;
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if (!access_ok(uaddr, sizeof(u32)))
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return -EFAULT;
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_futex_spin_lock_irqsave(uaddr, &flags);
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ret = -EFAULT;
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@ -28,8 +28,6 @@ static inline int arch_futex_atomic_op_inuser(int op, int oparg, int *oval,
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int oldval = 0, newval, ret;
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mm_segment_t old_fs;
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if (!access_ok(uaddr, sizeof(u32)))
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return -EFAULT;
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old_fs = enable_sacf_uaccess();
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switch (op) {
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case FUTEX_OP_SET:
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@ -35,8 +35,6 @@ static inline int arch_futex_atomic_op_inuser(int op, int oparg, int *oval,
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{
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int oldval = 0, ret, tem;
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if (!access_ok(uaddr, sizeof(u32)))
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return -EFAULT;
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if (unlikely((((unsigned long) uaddr) & 0x3UL)))
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return -EINVAL;
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