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/linux/drivers/mtd/nand/raw/
H A Dmtk_nand.c559e58e7ed2dadc310f174e609ead8a3e8acfc4e Mon Sep 19 02:53:26 UTC 2016 RogerCC Lin <rogercc.lin@mediatek.com> mtd: nand: fix chances to create incomplete ECC data when writing

When mtk_nfc_do_write_page() comparing the sector number,because the
sector number field is at the 12th-bit position of NFI_BYTELEN
register,the masked register should be shifted 12 bits before being
compared.The result of this bug may cause the second subpage has
incomplete ECC parity bytes.

Signed-off-by: RogerCC Lin <rogercc.lin@mediatek.com>
Fixes: 1d6b1e464950 ("mtd: mediatek: driver for MTK Smart Device")
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>