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In a fast disconnect/connect sequence, cfg80211_connect_result() can fail to find the bss object which the driver is connecting to. Detailed sequence of events: * Driver is connected in STA mode * Disconnect request arrives from user space. Driver disconnects and calls cfg80211_disconnected() which adds new event to the cfg80211_wq worker thread * Connect request arrives from user space. cfg80211_connect() stores ssid/ssid_len and calls rdev_connect() * __cfg80211_disconnected() runs in worker thread and zero wdev->ssid_len * Connect succeeds. Driver calls cfg80211_connect_result() which fails to find the bss because wdev->ssid_len is zero To overcome this, upon connect request, store the bss object in the driver and upon connect completion pass it to kernel using cfg80211_connect_bss(). Signed-off-by: Dedy Lansky <qca_dlansky@qca.qualcomm.com> Signed-off-by: Maya Erez <qca_merez@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com> |
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Linux kernel ============ This file was moved to Documentation/admin-guide/README.rst Please notice that there are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. 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.