Ganapathi Bhat <gbhat@xxxxxxxxxxx> wrote: > From: Rohit Fule <rohitf@xxxxxxxxxxx> > > When a user requests scan, driver sends multiple scan requests > to firmware, which might be active or passive. Firmware will > send channel statistics for each channel in the request. This will > be stored in chan_stats array. > > Few channels might report hidden SSIDs in passive scan results. > So, once the original scan request is finished, driver issues an > active scan request for all channels which reported hidden SSIDs. > This will cause duplicates in the chan_stats array. At worst, > every channel will have a hidden SSID, in which case the driver > can issue active scan requests for each channel. So the complete > scan statistics size will be twice of existing limit. > > At present maximum number of channels returned in scan statistics > is 31(BG) + 14(A) = 45. Clearly there will be an overflow of the > chan_stats array in the above mentioned scenario. To fix this > double the size of chan_stats array. > > Signed-off-by: Rohit Fule <rohitf@xxxxxxxxxxx> > Signed-off-by: Mangesh Malusare <mmangesh@xxxxxxxxxxx> > Signed-off-by: Ganapathi Bhat <gbhat@xxxxxxxxxxx> Patch applied to wireless-drivers-next.git, thanks. 2d5cc60949e0 mwifiex: double the size of chan_stats array in adapter -- https://patchwork.kernel.org/patch/9984471/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
