netdev - [net-next, PATCH 2/2] net: socionext: refactor netsec_alloc

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Message-Id: <1541690395-8337-2-git-send-email-ilias.apalodimas@linaro.org>
Date:   Thu,  8 Nov 2018 17:19:55 +0200
From:   Ilias Apalodimas <ilias.apalodimas@...aro.org>
To:     netdev@...r.kernel.org, jaswinder.singh@...aro.org,
        ard.biesheuvel@...aro.org
Cc:     masami.hiramatsu@...aro.org, masahisa.kojima@...aro.org,
        brouer@...hat.com, arnd@...db.de,
        Ilias Apalodimas <ilias.apalodimas@...aro.org>
Subject: [net-next, PATCH 2/2] net: socionext: refactor netsec_alloc_dring()

return -ENOMEM directly instead of assigning it in a variable

Signed-off-by: Ilias Apalodimas <ilias.apalodimas@...aro.org>
---
 drivers/net/ethernet/socionext/netsec.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/net/ethernet/socionext/netsec.c b/drivers/net/ethernet/socionext/netsec.c
index 9d24f29..bba9733 100644
--- a/drivers/net/ethernet/socionext/netsec.c
+++ b/drivers/net/ethernet/socionext/netsec.c
@@ -996,26 +996,21 @@ static void netsec_free_dring(struct netsec_priv *priv, int id)
 static int netsec_alloc_dring(struct netsec_priv *priv, enum ring_id id)
 {
 	struct netsec_desc_ring *dring = &priv->desc_ring[id];
-	int ret = 0;
 
 	dring->vaddr = dma_zalloc_coherent(priv->dev, DESC_SZ * DESC_NUM,
 					   &dring->desc_dma, GFP_KERNEL);
-	if (!dring->vaddr) {
-		ret = -ENOMEM;
+	if (!dring->vaddr)
 		goto err;
-	}
 
 	dring->desc = kcalloc(DESC_NUM, sizeof(*dring->desc), GFP_KERNEL);
-	if (!dring->desc) {
-		ret = -ENOMEM;
+	if (!dring->desc)
 		goto err;
-	}
 
 	return 0;
 err:
 	netsec_free_dring(priv, id);
 
-	return ret;
+	return -ENOMEM;
 }
 
 static int netsec_setup_rx_dring(struct netsec_priv *priv)
-- 
2.7.4