This is a note to let you know that I've just added the patch titled
CNS3xxx: Fix PCI cns3xxx_write_config()
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
cns3xxx-fix-pci-cns3xxx_write_config.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 88e9da9a2a70b6f1a171fbf30a681d6bc4031c4d Mon Sep 17 00:00:00 2001
From: Krzysztof Halasa <khalasa@xxxxxxx>
Date: Fri, 11 Mar 2016 12:32:14 +0100
Subject: CNS3xxx: Fix PCI cns3xxx_write_config()
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From: Krzysztof Halasa <khalasa@xxxxxxx>
commit 88e9da9a2a70b6f1a171fbf30a681d6bc4031c4d upstream.
The "where" offset was added twice, fix it.
Signed-off-by: Krzysztof Hałasa <khalasa@xxxxxxx>
Fixes: 498a92d42596 ("ARM: cns3xxx: pci: avoid potential stack overflow")
Signed-off-by: Olof Johansson <olof@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
arch/arm/mach-cns3xxx/pcie.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
--- a/arch/arm/mach-cns3xxx/pcie.c
+++ b/arch/arm/mach-cns3xxx/pcie.c
@@ -220,13 +220,13 @@ static void cns3xxx_write_config(struct
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)
Patches currently in stable-queue which might be from khalasa@xxxxxxx are
queue-4.4/cns3xxx-fix-pci-cns3xxx_write_config.patch
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