linux-kernel - Re: [PATCH 2/4] pmc551 remove unnecessary braces

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Date:	Tue, 19 Sep 2006 12:17:08 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	Josh Boyer <jdub@...ibm.com>
CC:	Jiri Slaby <jirislaby@...il.com>, Andrew Morton <akpm@...l.org>,
	linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Mark Ferrell <mferrell@...sta.com>
Subject: Re: [PATCH 2/4] pmc551 remove unnecessary braces

Josh Boyer wrote:
> On Tue, 2006-09-19 at 00:47 +0200, Jiri Slaby wrote:
>> diff --git a/drivers/mtd/devices/pmc551.c b/drivers/mtd/devices/pmc551.c
>> index 6d4d5a4..0ee22ca 100644
>> --- a/drivers/mtd/devices/pmc551.c
>> +++ b/drivers/mtd/devices/pmc551.c
>> @@ -137,11 +137,11 @@ #endif
>>  
>>  	pmc551_point(mtd, instr->addr, instr->len, &retlen, &ptr);
>>  
>> -	if (soff_hi == eoff_hi || mtd->size == priv->asize) {
>> +	if (soff_hi == eoff_hi || mtd->size == priv->asize)
>>  		/* The whole thing fits within one access, so just one shot
>>  		   will do it. */
>>  		memset(ptr, 0xff, instr->len);
>> -	} else {
>> +	else {
>>  		/* We have to do multiple writes to get all the data
>>  		   written. */
>>  		while (soff_hi != eoff_hi) {
> 
> I actually find this change to make the code less readable.  Yes, the
> braces aren't technically necessary, but the else requires them, and the
> comment block before the memset makes this multi-line.
> 
> This whole patch is highly user preference, but I'd rather these braces
> stay.

Yes, I agree. This was one of my old patches stored on other PC, that I find 
now. The patch definitely makes it ugly.

>> @@ -700,9 +695,8 @@ static int __init init_pmc551(void)
>>  
>>  		if ((PCI_Device = pci_find_device(PCI_VENDOR_ID_V3_SEMI,
>>  						  PCI_DEVICE_ID_V3_SEMI_V370PDC,
>> -						  PCI_Device)) == NULL) {
>> +						  PCI_Device)) == NULL)
>>  			break;
>> -		}
> 
> 1) If you're going for coding style, the assignment within the if
> condition needs to be moved outside of it.
> 
> 2) If you're not going to fix 1, then leave the braces.

1) is fine, I will do it, thanks for comments.

-- 
http://www.fi.muni.cz/~xslaby/            Jiri Slaby
faculty of informatics, masaryk university, brno, cz
e-mail: jirislaby gmail com, gpg pubkey fingerprint:
B674 9967 0407 CE62 ACC8  22A0 32CC 55C3 39D4 7A7E
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