We were skipping the prepare phase which causes some problems with at least a couple of drivers: - mv88e6xxx chooses to skip programming VID = 0 with -EOPNOTSUPP in the prepare phase, but we would still try to force this VID since we would only call the commit phase and so we would get the driver to return -EINVAL instead - qca8k does not currently have a port_vlan_add() callback implemented, yet we would try to call that unconditionally leading to a NPD Fix both issues by conforming to the current model doing a prepare/commit phase, this makes us consistent throughout the code and assumptions. Reported-by: Heiner Kallweit <hkallweit1@gmail.com> Reported-by: Michal Vokáč <michal.vokac@ysoft.com> Fixes: 061f6a505ac3 ("net: dsa: Add ndo_vlan_rx_{add, kill}_vid implementation") Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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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