Messages in this thread | | | Date | Tue, 6 Aug 2019 07:17:17 +0200 | From | Greg KH <> | Subject | Re: [PATCH 2/2] ARM: zynq: Use memcpy_toio instead of memcpy on smp bring-up |
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On Mon, Aug 05, 2019 at 11:07:18PM -0400, Luis Araneda wrote: > This fixes a kernel panic (read overflow) on memcpy when > FORTIFY_SOURCE is enabled. > > The computed size of memcpy args are: > - p_size (dst): 4294967295 = (size_t) -1 > - q_size (src): 1 > - size (len): 8 > > Additionally, the memory is marked as __iomem, so one of > the memcpy_* functions should be used for read/write > > Signed-off-by: Luis Araneda <luaraneda@gmail.com> > --- > arch/arm/mach-zynq/platsmp.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-)
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This is not the correct way to submit patches for inclusion in the stable kernel tree. Please read: https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html for how to do this properly.
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