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Date: Thu, 1 May 2014 10:56:23 +0100 From: Lee Jones <lee.jones@...aro.org> To: linux-kernel@...r.kernel.org Cc: computersforpeace@...il.com, linux-mtd@...ts.infradead.org, kernel@...inux.com, Lee Jones <lee.jones@...aro.org> Subject: [PATCH 16/47] mtd: nand: stm_nand_bch: add compatible page size check Signed-off-by: Lee Jones <lee.jones@...aro.org> --- drivers/mtd/nand/stm_nand_bch.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/mtd/nand/stm_nand_bch.c b/drivers/mtd/nand/stm_nand_bch.c index fdb06517..a1c25d0 100644 --- a/drivers/mtd/nand/stm_nand_bch.c +++ b/drivers/mtd/nand/stm_nand_bch.c @@ -29,6 +29,9 @@ #include "stm_nand_regs.h" #include "stm_nand_dt.h" +/* NANDi BCH Controller properties */ +#define NANDI_BCH_SECTOR_SIZE 1024 + /* Bad Block Table (BBT) */ struct nandi_bbt_info { uint32_t bbt_size; /* Size of bad-block table */ @@ -921,6 +924,12 @@ static int stm_nand_bch_probe(struct platform_device *pdev) dev_warn(&pdev->dev, "No timing data available\n"); } + if (mtd->writesize < NANDI_BCH_SECTOR_SIZE) { + dev_err(nandi->dev, + "page size incompatible with BCH ECC sector\n"); + return -EINVAL; + } + return 0; } -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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