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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2014-02-18 00:03:08 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-05-13 16:11:31 +0400 |
| commit | c3a47361053bdd9059eec78510de21684f4112c5 (patch) | |
| tree | 8506be3a2c4021a75507e0460b8cef4d85fb8a9c /drivers/mtd | |
| parent | fd9a5e6cd4d5f923eff026dd288764cf65c001a7 (diff) | |
| download | linux-c3a47361053bdd9059eec78510de21684f4112c5.tar.xz | |
mtd: nuc900_nand: NULL dereference in nuc900_nand_enable()
commit c69dbbf3335a21aae74376d7e5db50a486d52439 upstream.
Instead of writing to "nand->reg + REG_FMICSR" we write to "REG_FMICSR"
which is NULL and not a valid register.
Fixes: 8bff82cbc308 ('mtd: add nand support for w90p910 (v2)')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/nuc900_nand.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/nand/nuc900_nand.c b/drivers/mtd/nand/nuc900_nand.c index 8febe46e1105..9f55d40ec69e 100644 --- a/drivers/mtd/nand/nuc900_nand.c +++ b/drivers/mtd/nand/nuc900_nand.c @@ -250,7 +250,7 @@ static void nuc900_nand_enable(struct nuc900_nand *nand) val = __raw_readl(nand->reg + REG_FMICSR); if (!(val & NAND_EN)) - __raw_writel(val | NAND_EN, REG_FMICSR); + __raw_writel(val | NAND_EN, nand->reg + REG_FMICSR); val = __raw_readl(nand->reg + REG_SMCSR); |