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author | Krzysztof Halasa <khalasa@piap.pl> | 2016-03-11 14:32:14 +0300 |
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committer | Olof Johansson <olof@lixom.net> | 2016-03-13 04:02:06 +0300 |
commit | 88e9da9a2a70b6f1a171fbf30a681d6bc4031c4d (patch) | |
tree | 394c01cc59e098786fc17f0d57eb622e6d1e2116 /arch/arm/mach-cns3xxx | |
parent | 3cf2efd5d767ab652cfc1f94b918ddc05686500f (diff) | |
download | linux-88e9da9a2a70b6f1a171fbf30a681d6bc4031c4d.tar.xz |
CNS3xxx: Fix PCI cns3xxx_write_config()
The "where" offset was added twice, fix it.
Signed-off-by: Krzysztof HaĆasa <khalasa@piap.pl>
Fixes: 498a92d42596 ("ARM: cns3xxx: pci: avoid potential stack overflow")
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm/mach-cns3xxx')
-rw-r--r-- | arch/arm/mach-cns3xxx/pcie.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/mach-cns3xxx/pcie.c b/arch/arm/mach-cns3xxx/pcie.c index 47905a50e075..318394ed5c7a 100644 --- a/arch/arm/mach-cns3xxx/pcie.c +++ b/arch/arm/mach-cns3xxx/pcie.c @@ -220,13 +220,13 @@ static void cns3xxx_write_config(struct cns3xxx_pcie *cnspci, u32 mask = (0x1ull << (size * 8)) - 1; int shift = (where % 4) * 8; - v = readl_relaxed(base + (where & 0xffc)); + v = readl_relaxed(base); v &= ~(mask << shift); v |= (val & mask) << shift; - writel_relaxed(v, base + (where & 0xffc)); - readl_relaxed(base + (where & 0xffc)); + writel_relaxed(v, base); + readl_relaxed(base); } static void __init cns3xxx_pcie_hw_init(struct cns3xxx_pcie *cnspci) |