diff options
author | Boris Brezillon <boris.brezillon@free-electrons.com> | 2017-07-31 10:31:27 +0200 |
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committer | Boris Brezillon <boris.brezillon@free-electrons.com> | 2017-08-02 10:26:42 +0200 |
commit | 6d29231000bbe0fb9e4893a9c68151ffdd3b5469 (patch) | |
tree | da4fb2f4e05d155430e444678acd270998b713f7 /drivers/mtd | |
parent | a11bf5ed951f8900d244d09eb03a888b59c7fc82 (diff) | |
download | linux-6d29231000bbe0fb9e4893a9c68151ffdd3b5469.tar.bz2 |
mtd: nand: Declare tBERS, tR and tPROG as u64 to avoid integer overflow
All timings in nand_sdr_timings are expressed in picoseconds but some
of them may not fit in an u32.
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Fixes: 204e7ecd47e2 ("mtd: nand: Add a few more timings to nand_sdr_timings")
Reported-by: Alexander Dahl <ada@thorsis.com>
Cc: <stable@vger.kernel.org>
Reviewed-by: Alexander Dahl <ada@thorsis.com>
Tested-by: Alexander Dahl <ada@thorsis.com>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r-- | drivers/mtd/nand/nand_timings.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/mtd/nand/nand_timings.c b/drivers/mtd/nand/nand_timings.c index f06312df3669..7e36d7d13c26 100644 --- a/drivers/mtd/nand/nand_timings.c +++ b/drivers/mtd/nand/nand_timings.c @@ -311,9 +311,9 @@ int onfi_init_data_interface(struct nand_chip *chip, struct nand_sdr_timings *timings = &iface->timings.sdr; /* microseconds -> picoseconds */ - timings->tPROG_max = 1000000UL * le16_to_cpu(params->t_prog); - timings->tBERS_max = 1000000UL * le16_to_cpu(params->t_bers); - timings->tR_max = 1000000UL * le16_to_cpu(params->t_r); + timings->tPROG_max = 1000000ULL * le16_to_cpu(params->t_prog); + timings->tBERS_max = 1000000ULL * le16_to_cpu(params->t_bers); + timings->tR_max = 1000000ULL * le16_to_cpu(params->t_r); /* nanoseconds -> picoseconds */ timings->tCCS_min = 1000UL * le16_to_cpu(params->t_ccs); |