diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c')
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c index 93f396d7e684..dea29a69aaf6 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c @@ -654,6 +654,7 @@ static int iwl_pcie_gen2_enqueue_hcmd(struct iwl_trans *trans, const u8 *cmddata[IWL_MAX_CMD_TBS_PER_TFD]; u16 cmdlen[IWL_MAX_CMD_TBS_PER_TFD]; struct iwl_tfh_tfd *tfd; + unsigned long flags2; copy_size = sizeof(struct iwl_cmd_header_wide); cmd_size = sizeof(struct iwl_cmd_header_wide); @@ -722,14 +723,14 @@ static int iwl_pcie_gen2_enqueue_hcmd(struct iwl_trans *trans, goto free_dup_buf; } - spin_lock_bh(&txq->lock); + spin_lock_irqsave(&txq->lock, flags2); idx = iwl_pcie_get_cmd_index(txq, txq->write_ptr); tfd = iwl_pcie_get_tfd(trans, txq, txq->write_ptr); memset(tfd, 0, sizeof(*tfd)); if (iwl_queue_space(trans, txq) < ((cmd->flags & CMD_ASYNC) ? 2 : 1)) { - spin_unlock_bh(&txq->lock); + spin_unlock_irqrestore(&txq->lock, flags2); IWL_ERR(trans, "No space in command queue\n"); iwl_op_mode_cmd_queue_full(trans->op_mode); @@ -870,7 +871,7 @@ static int iwl_pcie_gen2_enqueue_hcmd(struct iwl_trans *trans, spin_unlock_irqrestore(&trans_pcie->reg_lock, flags); out: - spin_unlock_bh(&txq->lock); + spin_unlock_irqrestore(&txq->lock, flags2); free_dup_buf: if (idx < 0) kfree(dup_buf); |