diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index 130760572262..34ddef97b099 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -1786,10 +1786,13 @@ static ssize_t iwl_dbgfs_rfi_freq_table_write(struct iwl_mvm *mvm, char *buf, return -EINVAL; /* value zero triggers re-sending the default table to the device */ - if (!op_id) + if (!op_id) { + mutex_lock(&mvm->mutex); ret = iwl_rfi_send_config_cmd(mvm, NULL); - else + mutex_unlock(&mvm->mutex); + } else { ret = -EOPNOTSUPP; /* in the future a new table will be added */ + } return ret ?: count; } |