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From: Ulf Samuelsson <ulf@atmel.com>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] [PATCH V2] Fix Ethernet init() return codes.
Date: Wed, 9 Jan 2008 19:26:08 +0100	[thread overview]
Message-ID: <014701c852ed$4b0c4040$6103170a@atmel.com> (raw)
In-Reply-To: 20080109172628.07e6f921@siona

> On Tue, 08 Jan 2008 17:23:21 -0500
> Ben Warren <biggerbadderben@gmail.com> wrote:
> 
>> diff --git a/drivers/net/macb.c b/drivers/net/macb.c
>> index 95cdc49..6657d22 100644
>> --- a/drivers/net/macb.c
>> +++ b/drivers/net/macb.c
>> @@ -423,12 +423,12 @@ static int macb_init(struct eth_device *netdev,
>> bd_t *bd) #endif
>>  
>>  if (!macb_phy_init(macb))
>> - return 0;
>> + return -1;
>>  
>>  /* Enable TX and RX */
>>  macb_writel(macb, NCR, MACB_BIT(TE) | MACB_BIT(RE));
>>  
>> - return 1;
>> + return 0;
>>  }
>>  


Why not use symbolic return values?
"return SUCCESS;" seems much more appropriate than 
"return 0;"  or "return -1;"

if(myfunction() == SUCCESS) {

}

is much more clear than 

if(myfunction()) {

}


Best Regards
Ulf Samuelsson

  reply	other threads:[~2008-01-09 18:26 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-08 22:23 [U-Boot-Users] [PATCH V2] Fix Ethernet init() return codes Ben Warren
2008-01-09  4:58 ` Stefan Roese
2008-01-09 15:18   ` Kim Phillips
2008-01-09 14:56     ` Jean-Christophe PLAGNIOL-VILLARD
2008-01-09 17:01     ` Ben Warren
2008-01-09 21:30       ` Wolfgang Denk
2008-01-09 21:37         ` Ben Warren
2008-01-09 21:50           ` Jean-Christophe PLAGNIOL-VILLARD
2008-01-09 22:19             ` Ben Warren
2008-01-09 22:43           ` Wolfgang Denk
2008-01-09 22:48             ` Ben Warren
2008-01-09 16:14 ` Timur Tabi
2008-01-09 16:26 ` Haavard Skinnemoen
2008-01-09 18:26   ` Ulf Samuelsson [this message]
2008-01-09 22:01     ` Wolfgang Denk
2008-01-10  0:11       ` Ulf Samuelsson
2008-01-10  8:01   ` Haavard Skinnemoen

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