summaryrefslogtreecommitdiffstats
path: root/drivers
diff options
context:
space:
mode:
authorBing Zhao <bzhao@marvell.com>2013-03-15 18:47:07 -0700
committerJohn W. Linville <linville@tuxdriver.com>2013-03-18 15:20:38 -0400
commit084c7189acb3f969c855536166042e27f5dd703f (patch)
tree215f39dcee2c53e7f59459c26296ec934fa52bf6 /drivers
parenta3e240cacc93a06bff3313e28938e980d01a2160 (diff)
downloadlinux-084c7189acb3f969c855536166042e27f5dd703f.tar.gz
linux-084c7189acb3f969c855536166042e27f5dd703f.tar.bz2
linux-084c7189acb3f969c855536166042e27f5dd703f.zip
mwifiex: cancel cmd timer and free curr_cmd in shutdown process
curr_cmd points to the command that is in processing or waiting for its command response from firmware. If the function shutdown happens to occur at this time we should cancel the cmd timer and put the command back to free queue. Cc: <stable@vger.kernel.org> # 3.8 Tested-by: Marco Cesarano <marco@marvell.com> Signed-off-by: Bing Zhao <bzhao@marvell.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/mwifiex/init.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/wireless/mwifiex/init.c b/drivers/net/wireless/mwifiex/init.c
index e38aa9b3663d..0ff4c37ab42a 100644
--- a/drivers/net/wireless/mwifiex/init.c
+++ b/drivers/net/wireless/mwifiex/init.c
@@ -709,6 +709,14 @@ mwifiex_shutdown_drv(struct mwifiex_adapter *adapter)
return ret;
}
+ /* cancel current command */
+ if (adapter->curr_cmd) {
+ dev_warn(adapter->dev, "curr_cmd is still in processing\n");
+ del_timer(&adapter->cmd_timer);
+ mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd);
+ adapter->curr_cmd = NULL;
+ }
+
/* shut down mwifiex */
dev_dbg(adapter->dev, "info: shutdown mwifiex...\n");