mwifiex: reset scan_processing flag in failure cases
scan_processing flag should be reset when scan request is failed
due to some reasons Ex. memory allocation failure etc. Otherwise
further scan requests will be blocked.
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>
diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index bfb90a5..d9295fd 100644
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -1327,7 +1327,8 @@
GFP_KERNEL);
if (!scan_cfg_out) {
dev_err(adapter->dev, "failed to alloc scan_cfg_out\n");
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto done;
}
buf_size = sizeof(struct mwifiex_chan_scan_param_set) *
@@ -1336,7 +1337,8 @@
if (!scan_chan_list) {
dev_err(adapter->dev, "failed to alloc scan_chan_list\n");
kfree(scan_cfg_out);
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto done;
}
mwifiex_config_scan(priv, user_scan_in, &scan_cfg_out->config,
@@ -1364,14 +1366,16 @@
spin_unlock_irqrestore(&adapter->scan_pending_q_lock,
flags);
}
- } else {
- spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
- adapter->scan_processing = true;
- spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
}
kfree(scan_cfg_out);
kfree(scan_chan_list);
+done:
+ if (ret) {
+ spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
+ adapter->scan_processing = false;
+ spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
+ }
return ret;
}