After the channel context emulation, there were reports that changing the monitor channel no longer works. This is because those drivers don't have WANT_MONITOR_VIF, so the setting the channel always exits out quickly. Fix this by always allocating the virtual monitor sdata, and simply not telling the driver about it unless it wanted to. This way, we have an interface/sdata to bind the chanctx to, and the emulation can work correctly. Cc: stable@vger.kernel.org Fixes: 0a44dfc07074 ("wifi: mac80211: simplify non-chanctx drivers") Reported-and-tested-by: Savyasaachi Vanga <savyasaachiv@gmail.com> Closes: https://lore.kernel.org/r/chwoymvpzwtbmzryrlitpwmta5j6mtndocxsyqvdyikqu63lon@gfds653hkknl Link: https://msgid.link/20240612122351.b12d4a109dde.I1831a44417faaab92bea1071209abbe4efbe3fba@changeid Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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 reStructuredText 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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