diff options
| author |   Amitkumar Karwar <akarwar@marvell.com> | 2012-10-05 20:21:41 -0700 |
|---|---|---|
| committer |   John W. Linville <linville@tuxdriver.com> | 2012-10-08 15:06:03 -0400 |
| commit | 061f2e69fedbcd7839c8e6e6b659e345acc3396f (patch) | |
| tree | 83e0485a16c54622aa3c1ce1c3cc04b7e9b4eb8e /drivers/net/wireless | |
| parent | mwifiex: return -EBUSY if scan request cannot be honored (diff) | |
| download | linux-dev-061f2e69fedbcd7839c8e6e6b659e345acc3396f.tar.xz linux-dev-061f2e69fedbcd7839c8e6e6b659e345acc3396f.zip | |
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>
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/mwifiex/scan.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c index bfb90a55117a..d9295fd8e427 100644 --- a/drivers/net/wireless/mwifiex/scan.c +++ b/drivers/net/wireless/mwifiex/scan.c @@ -1327,7 +1327,8 @@ int mwifiex_scan_networks(struct mwifiex_private *priv, 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 @@ int mwifiex_scan_networks(struct mwifiex_private *priv, 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 @@ int mwifiex_scan_networks(struct mwifiex_private *priv, 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; } |