Eugeniy Paltsev 7edfa9c99d ARC: mm: fix uninitialised signal code in do_page_fault
[ Upstream commit 121e38e5acdc8e1e4cdb750fcdcc72f94e420968 ]

Commit 15773ae938d8 ("signal/arc: Use force_sig_fault where
appropriate") introduced undefined behaviour by leaving si_code
unitiailized and leaking random kernel values to user space.

Fixes: 15773ae938d8 ("signal/arc: Use force_sig_fault where appropriate")
Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2019-09-16 08:22:14 +02:00
2018-04-15 17:21:30 -07:00
2018-08-25 18:13:10 -07:00
2017-11-17 17:45:29 -08:00
2019-09-10 10:33:54 +01:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
See Documentation/00-INDEX for a list of what is contained in each file.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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