add r8169 read mac form eeprom

hc

2024-02-19 1c055e55a242a33e574e48be530e06770a210dcd

 kernel/arch/ia64/include/asm/futex.h
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@@ -50,7 +50,8 @@
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 {
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 	int oldval = 0, ret;
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-	pagefault_disable();
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+	if (!access_ok(uaddr, sizeof(u32)))
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+		return -EFAULT;
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 	switch (op) {
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 	case FUTEX_OP_SET:
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@@ -74,8 +75,6 @@
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 		ret = -ENOSYS;
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 	}
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-	pagefault_enable();
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-
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 	if (!ret)
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 		*oval = oldval;
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@@ -86,7 +85,7 @@
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 futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
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 			      u32 oldval, u32 newval)
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 {
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-	if (!access_ok(VERIFY_WRITE, uaddr, sizeof(u32)))
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+	if (!access_ok(uaddr, sizeof(u32)))
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 		return -EFAULT;
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 	{