Sascha Hauer s.hauer@pengutronix.de wrote:
mwifiex_band_2ghz and mwifiex_band_5ghz are statically allocated, but used and modified in driver instances. Duplicate them before using them in driver instances so that different driver instances do not influence each other.
This was observed on a board which has one PCIe and one SDIO mwifiex adapter. It blew up in mwifiex_setup_ht_caps(). This was called with the statically allocated struct which is modified in this function.
Cc: stable@vger.kernel.org Fixes: d6bffe8bb520 ("mwifiex: support for creation of AP interface") Signed-off-by: Sascha Hauer s.hauer@pengutronix.de Reviewed-by: Francesco Dolcini francesco.dolcini@toradex.com Acked-by: Brian Norris briannorris@chromium.org
Patch applied to wireless.git, thanks.
27ec3c57fcad wifi: mwifiex: duplicate static structs used in driver instances