lkml.org 
[lkml]   [2006]   [Apr]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: C++ pushback
Date
"J.A. Magallon" <jamagallon@able.es> writes:

> Tell me what is the difference between:
>
>
> sbi = kmalloc(sizeof(*sbi), GFP_KERNEL);
> if (!sbi)
> return -ENOMEM;
> sb->s_fs_info = sbi;
> memset(sbi, 0, sizeof(*sbi));
> sbi->s_mount_opt = 0;
> sbi->s_resuid = EXT3_DEF_RESUID;
> sbi->s_resgid = EXT3_DEF_RESGID;
>
> and
>
> SuperBlock() : s_mount_opt(0), s_resuid(EXT3_DEF_RESUID), s_resgid(EXT3_DEF_RESGID)
> {}
>
> ...
> sbi = new SuperBlock;
> if (!sbi)
> return -ENOMEM;
>
> apart that you don't get members initalized twice and get a shorter code :).

The former is easier to read and understand?
--
Hilsen Harald.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-04-25 02:07    [W:0.492 / U:0.132 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site