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net: hisilicon: fix ptr_ret.cocci warnings

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drivers/net/ethernet/hisilicon/hns/hnae.c:442:1-3: WARNING: PTR_ERR_OR_ZERO can be used

 Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

CC: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Wu Fengguang 2015-10-20 14:56:00 +08:00 committed by David S. Miller
parent feec0cb3f2
commit c6aa74d546
1 changed files with 1 additions and 4 deletions
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5
drivers/net/ethernet/hisilicon/hns/hnae.c
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@ -439,10 +439,7 @@ EXPORT_SYMBOL(hnae_ae_unregister);
static int __init hnae_init(void)
{
hnae_class = class_create(THIS_MODULE, "hnae");
if (IS_ERR(hnae_class))
return PTR_ERR(hnae_class);
return 0;
return PTR_ERR_OR_ZERO(hnae_class);
}
static void __exit hnae_exit(void)