[stgt] [PATCH] Fix IPv6 discovery by stripping Zone ID
fujita.tomonori at lab.ntt.co.jp
Tue Mar 5 12:12:51 CET 2013
On Mon, 04 Mar 2013 20:48:28 -0800
Lee Duncan <lduncan at suse.com> wrote:
> On 03/04/2013 06:59 PM, FUJITA Tomonori wrote:
>> On Mon, 04 Mar 2013 18:34:21 -0800
>> Lee Duncan <lduncan at suse.com> wrote:
>>> On 03/04/2013 06:04 PM, FUJITA Tomonori wrote:
>>>> On Mon, 4 Mar 2013 15:15:57 -0800
>>>> Lee Duncan <lduncan at suse.com> wrote:
>>>>> This strips off the "%ZONEID" that can be at the end of IPv6
>>>> 'Can' means that possibly the string doesn't exist, right? The
>>>> following code works in such case?
>>> Yes, correct. The strsep() only puts a NULL in the string if it finds
>>> any tokens from the supplied list, "%" in this case. Otherwise, the
>>> string is untouched.
>> Hmm, looks like the man page says different
>> In case no delimiter was found, the token is taken to be the entire
>> string *stringp, and *stringp is made NULL.
> No, that's just poorly worded. They mean that after the whole token,
> which is the whole string in this case, they put a NULL. Funny, because
> it had better already be a NULL!
Ah, I see. I've applied the patch.
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