[PATCH v4 2/4] scsi: ufs: core: Make ufshcd_uic_cmd_compl() easier to read

[Bart Van Assche <bvanassche@xxxxxxx>]

Introduce a local variable for the expression hba->active_uic_cmd.
Remove superfluous parentheses. No functionality has been changed.

Reviewed-by: Bean Huo <beanhuo@xxxxxxxxxx>
Reviewed-by: Peter Wang <peter.wang@xxxxxxxxxxxx>
Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx>
---
 drivers/ufs/core/ufshcd.c | 21 ++++++++++-----------
 1 file changed, 10 insertions(+), 11 deletions(-)

diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 8ea5a82503a9..134cba0ff512 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -5458,31 +5458,30 @@ static bool ufshcd_is_auto_hibern8_error(struct ufs_hba *hba,
 static irqreturn_t ufshcd_uic_cmd_compl(struct ufs_hba *hba, u32 intr_status)
 {
 	irqreturn_t retval = IRQ_NONE;
+	struct uic_command *cmd;
 
 	spin_lock(hba->host->host_lock);
+	cmd = hba->active_uic_cmd;
 	if (ufshcd_is_auto_hibern8_error(hba, intr_status))
 		hba->errors |= (UFSHCD_UIC_HIBERN8_MASK & intr_status);
 
-	if ((intr_status & UIC_COMMAND_COMPL) && hba->active_uic_cmd) {
-		hba->active_uic_cmd->argument2 |=
-			ufshcd_get_uic_cmd_result(hba);
-		hba->active_uic_cmd->argument3 =
-			ufshcd_get_dme_attr_val(hba);
+	if (intr_status & UIC_COMMAND_COMPL && cmd) {
+		cmd->argument2 |= ufshcd_get_uic_cmd_result(hba);
+		cmd->argument3 = ufshcd_get_dme_attr_val(hba);
 		if (!hba->uic_async_done)
-			hba->active_uic_cmd->cmd_active = 0;
-		complete(&hba->active_uic_cmd->done);
+			cmd->cmd_active = 0;
+		complete(&cmd->done);
 		retval = IRQ_HANDLED;
 	}
 
-	if ((intr_status & UFSHCD_UIC_PWR_MASK) && hba->uic_async_done) {
-		hba->active_uic_cmd->cmd_active = 0;
+	if (intr_status & UFSHCD_UIC_PWR_MASK && hba->uic_async_done) {
+		cmd->cmd_active = 0;
 		complete(hba->uic_async_done);
 		retval = IRQ_HANDLED;
 	}
 
 	if (retval == IRQ_HANDLED)
-		ufshcd_add_uic_command_trace(hba, hba->active_uic_cmd,
-					     UFS_CMD_COMP);
+		ufshcd_add_uic_command_trace(hba, cmd, UFS_CMD_COMP);
 	spin_unlock(hba->host->host_lock);
 	return retval;
 }