[PATCH v2 2/5] net: emaclite: Simplify if-else statements

From: Radhey Shyam Pandey
Date: Thu Jun 28 2018 - 03:40:09 EST


Remove else as it is not required with if doing a return.
Fixes below checkpatch warning.

WARNING: else is not generally useful after a break or return

Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@xxxxxxxxxx>
Signed-off-by: Michal Simek <michal.simek@xxxxxxxxxx>
---
Changes from v1:
- Refactor to make failure path return early as suggested
by Joe Perches <joe@xxxxxxxxxxx>
---
drivers/net/ethernet/xilinx/xilinx_emaclite.c | 31 ++++++++++++-------------
1 files changed, 15 insertions(+), 16 deletions(-)

diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
index 0544134..51f84f0 100644
--- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c
+++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
@@ -564,19 +564,18 @@ static void xemaclite_tx_handler(struct net_device *dev)
struct net_local *lp = netdev_priv(dev);

dev->stats.tx_packets++;
- if (lp->deferred_skb) {
- if (xemaclite_send_data(lp,
- (u8 *) lp->deferred_skb->data,
- lp->deferred_skb->len) != 0)
- return;
- else {
- dev->stats.tx_bytes += lp->deferred_skb->len;
- dev_kfree_skb_irq(lp->deferred_skb);
- lp->deferred_skb = NULL;
- netif_trans_update(dev); /* prevent tx timeout */
- netif_wake_queue(dev);
- }
- }
+ if (!lp->deferred_skb)
+ return;
+
+ if (xemaclite_send_data(lp, (u8 *) lp->deferred_skb->data,
+ lp->deferred_skb->len))
+ return;
+
+ dev->stats.tx_bytes += lp->deferred_skb->len;
+ dev_kfree_skb_irq(lp->deferred_skb);
+ lp->deferred_skb = NULL;
+ netif_trans_update(dev); /* prevent tx timeout */
+ netif_wake_queue(dev);
}

/**
@@ -1052,13 +1051,13 @@ static bool get_bool(struct platform_device *ofdev, const char *s)
{
u32 *p = (u32 *)of_get_property(ofdev->dev.of_node, s, NULL);

- if (p) {
- return (bool)*p;
- } else {
+ if (!p) {
dev_warn(&ofdev->dev, "Parameter %s not found,"
"defaulting to false\n", s);
return false;
}
+
+ return (bool)*p;
}

static const struct net_device_ops xemaclite_netdev_ops;
--
1.7.1