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--- a/drivers/mtd/nand/ar934x_nfc.c
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+++ b/drivers/mtd/nand/ar934x_nfc.c
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@@ -762,6 +762,18 @@ ar934x_nfc_read_buf(struct mtd_info *mtd
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nfc->buf_index = buf_index;
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}
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+static int
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+ar934x_nfc_verify_buf(struct mtd_info *mtd, const u_char *buf, int len)
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+{
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+ int i;
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+
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+ for (i = 0; i < len; i++)
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+ if (buf[i] != ar934x_nfc_read_byte(mtd))
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+ return -EFAULT;
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+
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+ return 0;
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+}
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+
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static void
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ar934x_nfc_hw_init(struct ar934x_nfc *nfc)
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{
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@@ -1047,6 +1059,7 @@ ar934x_nfc_probe(struct platform_device
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nand->read_byte = ar934x_nfc_read_byte;
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nand->write_buf = ar934x_nfc_write_buf;
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nand->read_buf = ar934x_nfc_read_buf;
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+ nand->verify_buf = ar934x_nfc_verify_buf;
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nand->select_chip = ar934x_nfc_select_chip;
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ret = ar934x_nfc_alloc_buf(nfc, AR934X_NFC_ID_BUF_SIZE);
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