linux-kernel - [PATCH][next] net: bcmgenet: return NULL rather than 0 for null pointer

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Message-Id: <20170717090725.32540-1-colin.king@canonical.com>
Date:   Mon, 17 Jul 2017 10:07:25 +0100
From:   Colin King <colin.king@...onical.com>
To:     Florian Fainelli <f.fainelli@...il.com>, netdev@...r.kernel.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH][next] net: bcmgenet: return NULL rather than 0 for null pointer

From: Colin Ian King <colin.king@...onical.com>

Don't return plain integer 0, instead return NULL

Fixes sparse warning:
warning: Using plain integer as NULL pointer

Signed-off-by: Colin Ian King <colin.king@...onical.com>
---
 drivers/net/ethernet/broadcom/genet/bcmgenet.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 7b0b399aaedd..13a35f504081 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -1303,7 +1303,7 @@ static struct sk_buff *bcmgenet_free_tx_cb(struct device *dev,
 		dma_unmap_addr_set(cb, dma_addr, 0);
 	}
 
-	return 0;
+	return NULL;
 }
 
 /* Simple helper to free a receive control block's resources */
-- 
2.11.0