2012/2/14 Ezequiel García <elezegar...@gmail.com>:
> El día 14 de febrero de 2012 02:06, Greg KH <g...@kroah.com> escribió:
>> On Tue, Feb 14, 2012 at 01:47:52AM -0300, Ezequiel García wrote:
>>> 2. second, I am fixing some style issues (besides checkpatch), for
>>> instance "if" syntax:
>>>
>>> - if (0 == bInterfaceNumber) {
>>> + if (bInterfaceNumber == 0) {
>>
>> You do know why the first style was chosen, right?
>
> This driver code has this "if" style on every if clause. Perhaps
> author's taste? Don't know.
> Searching at kernel code I haven't seen this kind of "if" style.
>
This particular "if" style is recommended because it prevents the
accidental "always true if condition" in case when the coder
accidentally types "=" instead of "==". "if (0 = x)" can always save
you instead of "if (x = 0)" from nasty typo bugs. Though compiler
warns about it with -Wall flag.
--
Manavendra Nath Manav
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