diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi')
-rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/debugfs.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/iwlwifi/mvm/debugfs.c index f89b795fd4b..afd1986a321 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.c @@ -988,9 +988,14 @@ static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm, char *buf, size_t count, loff_t *ppos) { - mutex_lock(&mvm->mutex); + int ret = iwl_mvm_ref_sync(mvm, IWL_MVM_REF_PRPH_WRITE); + + if (ret) + return ret; + iwl_mvm_fw_dbg_collect(mvm); - mutex_unlock(&mvm->mutex); + + iwl_mvm_unref(mvm, IWL_MVM_REF_PRPH_WRITE); return count; } |