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Groups > linux.kernel > #1624718

[PATCH 24/25] skge: Adjust a null pointer check in skge_down()

From SF Markus Elfring <elfring@users.sourceforge.net>
Newsgroups linux.kernel
Subject [PATCH 24/25] skge: Adjust a null pointer check in skge_down()
Date 2017-04-17 17:40 +0200
Message-ID <txgUW-2mc-27@gated-at.bofh.it> (permalink)
References <txgrT-2bp-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Markus Elfring <elfring@users.sourceforge.net>
Date: Mon, 17 Apr 2017 16:08:39 +0200

The script "checkpatch.pl" pointed information out like the following.

Comparison to NULL could be written "!skge->mem".

Thus fix the affected source code place.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/net/ethernet/marvell/skge.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/marvell/skge.c b/drivers/net/ethernet/marvell/skge.c
index 90bfdbcfd910..5d7d94de4e00 100644
--- a/drivers/net/ethernet/marvell/skge.c
+++ b/drivers/net/ethernet/marvell/skge.c
@@ -2657,7 +2657,7 @@ static int skge_down(struct net_device *dev)
 	struct skge_hw *hw = skge->hw;
 	int port = skge->port;
 
-	if (skge->mem == NULL)
+	if (!skge->mem)
 		return 0;
 
 	netif_info(skge, ifdown, skge->netdev, "disabling interface\n");
-- 
2.12.2

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Thread

[PATCH 00/25] Ethernet-Marvell: Fine-tuning for several function  implementations SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:10 +0200
  [PATCH 02/25] net: mvneta: Improve two size determinations in  mvneta_init() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:20 +0200
  [PATCH 03/25] net: mvneta: Use kmalloc_array() in mvneta_txq_init() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:20 +0200
  [PATCH 08/25] net: mvpp2: Improve another size determination in  mvpp2_port_probe() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:20 +0200
  [PATCH 05/25] net: mvpp2: Use kmalloc_array() in mvpp2_txq_init() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:20 +0200
  [PATCH 04/25] net: mvneta: Adjust six checks for null pointers SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:20 +0200
  [PATCH 06/25] net: mvpp2: Improve two size determinations in  mvpp2_probe() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:20 +0200
  [PATCH 07/25] net: mvpp2: Improve another size determination in  mvpp2_init() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:20 +0200
  [PATCH 09/25] net: mvpp2: Improve another size determination in  mvpp2_bm_init() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:20 +0200
  [PATCH 19/25] net: mvpp2: Rename a jump label in mvpp2_prs_vlan_add() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:30 +0200
  [PATCH 17/25] net: mvpp2: Rename a jump label in mvpp2_txq_init() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:30 +0200
  [PATCH 12/25] net: mvpp2: Improve a size determination in two  functions SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:30 +0200
  [PATCH 18/25] net: mvpp2: Rename a jump label in  mvpp2_prs_double_vlan_add() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:30 +0200
  [PATCH 11/25] net: mvpp2: Improve 27 size determinations SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:30 +0200
  [PATCH 10/25] net: mvpp2: Improve another size determination in  mvpp2_prs_default_init() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:30 +0200
  [PATCH 13/25] net: mvpp2: Fix a jump label position in mvpp2_rx() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:30 +0200
  [PATCH 14/25] net: mvpp2: Rename a jump label in two functions SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:30 +0200
  [PATCH 15/25] net: mvpp2: Adjust three error messages SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:30 +0200
  [PATCH 16/25] net: mvpp2: Rename a jump label in  mvpp2_tx_frag_process() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:30 +0200
  [PATCH 22/25] net: pxa168_eth: Adjust four checks for null pointers SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:40 +0200
  [PATCH 21/25] net: pxa168_eth: Use kcalloc() in two functions SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:40 +0200
  [PATCH 24/25] skge: Adjust a null pointer check in skge_down() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:40 +0200
  [PATCH 20/25] net: mvpp2: Adjust a null pointer check in  mvpp2_egress_enable() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:40 +0200
  [PATCH 23/25] skge: Use seq_puts() in skge_debug_show() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:40 +0200
  [PATCH 25/25] sky2: Use seq_puts() in sky2_debug_show() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-04-17 17:40 +0200
  Re: [PATCH 00/25] Ethernet-Marvell: Fine-tuning for several  function implementations David Miller <davem@davemloft.net> - 2017-04-18 20:10 +0200

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