diff mbox series

[02/10] NCR5380: Reduce goto statements in NCR5380_select()

Message ID b5b6ec6689d57bcb5ee4be1aa053a0a83fdc5dcd.1538011031.git.fthain@telegraphics.com.au (mailing list archive)
State Accepted
Headers show
Series NCR5380: Various improvements | expand

Commit Message

Finn Thain Sept. 27, 2018, 1:17 a.m. UTC 
Replace a 'goto' statement with a simple 'return' where possible.
This improves readability. No functional change.

Tested-by: Michael Schmitz <schmitzmic@gmail.com>
Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
---
 drivers/scsi/NCR5380.c | 21 ++++++++++++---------
 1 file changed, 12 insertions(+), 9 deletions(-)
diff mbox series

Patch

diff --git a/drivers/scsi/NCR5380.c b/drivers/scsi/NCR5380.c
index 80c20ab4fc53..c6d10780febe 100644
--- a/drivers/scsi/NCR5380.c
+++ b/drivers/scsi/NCR5380.c
@@ -984,7 +984,7 @@  static struct scsi_cmnd *NCR5380_select(struct Scsi_Host *instance,
 	if (!hostdata->selecting) {
 		/* Command was aborted */
 		NCR5380_write(MODE_REG, MR_BASE);
-		goto out;
+		return NULL;
 	}
 	if (err < 0) {
 		NCR5380_write(MODE_REG, MR_BASE);
@@ -1033,7 +1033,7 @@  static struct scsi_cmnd *NCR5380_select(struct Scsi_Host *instance,
 	if (!hostdata->selecting) {
 		NCR5380_write(MODE_REG, MR_BASE);
 		NCR5380_write(INITIATOR_COMMAND_REG, ICR_BASE);
-		goto out;
+		return NULL;
 	}
 
 	dsprintk(NDEBUG_ARBITRATION, instance, "won arbitration\n");
@@ -1116,13 +1116,16 @@  static struct scsi_cmnd *NCR5380_select(struct Scsi_Host *instance,
 		spin_lock_irq(&hostdata->lock);
 		NCR5380_write(INITIATOR_COMMAND_REG, ICR_BASE);
 		NCR5380_write(SELECT_ENABLE_REG, hostdata->id_mask);
+
 		/* Can't touch cmd if it has been reclaimed by the scsi ML */
-		if (hostdata->selecting) {
-			cmd->result = DID_BAD_TARGET << 16;
-			complete_cmd(instance, cmd);
-			dsprintk(NDEBUG_SELECTION, instance, "target did not respond within 250ms\n");
-			cmd = NULL;
-		}
+		if (!hostdata->selecting)
+			return NULL;
+
+		cmd->result = DID_BAD_TARGET << 16;
+		complete_cmd(instance, cmd);
+		dsprintk(NDEBUG_SELECTION, instance,
+			"target did not respond within 250ms\n");
+		cmd = NULL;
 		goto out;
 	}
 
@@ -1155,7 +1158,7 @@  static struct scsi_cmnd *NCR5380_select(struct Scsi_Host *instance,
 	}
 	if (!hostdata->selecting) {
 		do_abort(instance);
-		goto out;
+		return NULL;
 	}
 
 	dsprintk(NDEBUG_SELECTION, instance, "target %d selected, going into MESSAGE OUT phase.\n",