[ Upstream commit 874fb9e2ca949b443cc419a4f2227cafd4381d39 ] Tobias reported regressions in IPsec tests following the patch referenced by the Fixes tag below. The root cause is dropping the reset of the flowi4_oif after the fib_lookup. Apparently it is needed for xfrm cases, so restore the oif update to ip_route_output_flow right before the call to xfrm_lookup_route. Fixes: 2fbc6e89b2f1 ("ipv4: Update exception handling for multipath routes via same device") Reported-by: Tobias Brunner <tobias@strongswan.org> Signed-off-by: David Ahern <dsahern@kernel.org> Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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. 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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