add stmac read mac form eeprom

hc

2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/drivers/char/nwflash.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Flash memory interface rev.5 driver for the Intel
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  * Flash chips used on the NetWinder.
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@@ -167,7 +168,7 @@
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 	if (count > gbFlashSize - p)
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 		count = gbFlashSize - p;
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-	if (!access_ok(VERIFY_READ, buf, count))
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+	if (!access_ok(buf, count))
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 		return -EFAULT;
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 	/*
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@@ -575,7 +576,7 @@
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 static struct miscdevice flash_miscdev =
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 {
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-	FLASH_MINOR,
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+	NWFLASH_MINOR,
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 	"nwflash",
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 	&flash_fops
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 };