diff options
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-debugfs.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-power.c | 2 |
2 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c index 5c8377b9ad9..d134301b553 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c @@ -815,7 +815,9 @@ static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file, priv->power_data.debug_sleep_level_override = value; + mutex_lock(&priv->mutex); iwl_power_update_mode(priv, true); + mutex_unlock(&priv->mutex); return count; } diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c index 232dd1879ba..1a1a9f081cc 100644 --- a/drivers/net/wireless/iwlwifi/iwl-power.c +++ b/drivers/net/wireless/iwlwifi/iwl-power.c @@ -303,7 +303,7 @@ static int iwl_set_power(struct iwl_priv *priv, struct iwl_powertable_cmd *cmd) sizeof(struct iwl_powertable_cmd), cmd); } - +/* priv->mutex must be held */ int iwl_power_update_mode(struct iwl_priv *priv, bool force) { int ret = 0; |