From: Chen Gang <gang.chen@asianux.com>
To: Ben Hutchings <bhutchings@solarflare.com>
Cc: David Laight <David.Laight@ACULAB.COM>,
venkat.x.venkatsubra@oracle.com,
David Miller <davem@davemloft.net>,
rds-devel@oss.oracle.com, netdev <netdev@vger.kernel.org>
Subject: Re: [PATCH] net/rds: using strlcpy instead of strncpy
Date: Tue, 05 Mar 2013 11:32:05 +0800 [thread overview]
Message-ID: <51356735.4020405@asianux.com> (raw)
In-Reply-To: <1362453419.3768.380.camel@deadeye.wl.decadent.org.uk>
于 2013年03月05日 11:16, Ben Hutchings 写道:
> I think it is wrong, and the code should be changed to do either:
>
> 1. Zero-initialise the whole of the name, then use strlcpy().
> 2. Keep using strncpy(), and also set the last byte of name to 0.
>
I think what I have done is just like your choice "2."
for me, I think they are equal:
- strncpy(ctr.name, names[i], sizeof(ctr.name) - 1);
+ strlcpy(ctr.name, names[i], sizeof(ctr.name));
strncpy(ctr.name, names[i], sizeof(ctr.name) - 1);
+ ctr.name[sizeof(ctr.name) - 1] = '\0';
>> > BTW:
>> > excuse me, maybe my reply will be late during this week.
>> > the reason:
>> > my father had a serious heart disease, and is in hospital.
>> > during these days, most of my time has to be in hospital.
>> > (God Bless, and thank Jesus Christ, my father is safe, now).
>> > within my company (Asianux), I also have something to do.
> Best wishes to you both.
thank you.
:-)
--
Chen Gang
Asianux Corporation
next prev parent reply other threads:[~2013-03-05 3:32 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-28 8:28 [PATCH] net/rds: using strlcpy instead of strncpy Chen Gang
2013-02-28 9:36 ` David Laight
2013-02-28 10:26 ` Chen Gang
2013-03-04 18:32 ` Ben Hutchings
2013-03-04 18:34 ` Ben Hutchings
2013-03-05 2:32 ` Chen Gang
2013-03-05 3:16 ` Ben Hutchings
2013-03-05 3:32 ` Chen Gang [this message]
2013-03-05 3:37 ` Ben Hutchings
2013-03-05 4:09 ` Chen Gang
2013-03-05 17:00 ` Ben Hutchings
2013-03-07 4:03 ` Chen Gang
2013-03-08 3:19 ` [PATCH] net/rds: zero last byte for strncpy Chen Gang
2013-03-08 5:36 ` David Miller
2013-03-08 6:13 ` Chen Gang
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