]> git.baikalelectronics.ru Git - kernel.git/commit
mwifiex: remove global user_scan_cfg variable
authorAmitkumar Karwar <akarwar@marvell.com>
Sat, 18 May 2013 00:50:20 +0000 (17:50 -0700)
committerJohn W. Linville <linville@tuxdriver.com>
Wed, 22 May 2013 19:08:49 +0000 (15:08 -0400)
commitc2d2dd6ce99a579345db7dd9d048168ba973becf
tree834f7906f5eff6acfc31568d3930b87e3487798b
parent6e92453ba4b6720840f1bdd39158918cfbb28773
mwifiex: remove global user_scan_cfg variable

As the variable is used only for preparation of internal scan
commands, we don't need to keep it allocated until the entire
scan completes. We will define it as a local variable and free
immediately after it's use.

New flag 'scan_aborting' is added to handle race between
mwifiex_close() and scan handler. Previously user_scan_cfg
pointer used to take care of this.

This patch fixes a memory leak in mwifiex_cfg80211_scan after
running "iwlist mlan0 scan & sleep 1; rmmod mwifiex_sdio".

Reported-by: Daniel Drake <dsd@laptop.org>
Tested-by: Daniel Drake <dsd@laptop.org>
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/mwifiex/cfg80211.c
drivers/net/wireless/mwifiex/init.c
drivers/net/wireless/mwifiex/main.c
drivers/net/wireless/mwifiex/main.h
drivers/net/wireless/mwifiex/scan.c