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-rw-r--r--drivers/net/wireless/iwlwifi/iwl-debugfs.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-power.c2
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;