diff mbox

[Iproute2,next] ip netns: 'ip netns id' cmd without argument should not give error

Message ID 1418969138-26199-1-git-send-email-maheshb@google.com
State Rejected, archived
Delegated to: stephen hemminger
Headers show

Commit Message

The command 'ip netns identify' without PID parameter is supposed to
use the self PID to identify its ns but a trivial error prevented it
from doing so. This patch fixes that error.

So before the patch -
	# ip netns id
	No pid specified
	# echo $?
	1
	#

After the patch -
	# ip netns id
	test-ns
	# echo $?
	0
	#

Signed-off-by: Mahesh Bandewar <maheshb@google.com>
Cc: Stephen Hemminger <stephen@networkplumber.org>
Cc: Vadim Kochan <vadim4j@gmail.com> 
Cc: Saied Kazemi <saied@google.com>
---
 ip/ipnetns.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Vadym Kochan Dec. 19, 2014, 8:31 a.m. UTC | #1
On Thu, Dec 18, 2014 at 10:05:38PM -0800, Mahesh Bandewar wrote:
> The command 'ip netns identify' without PID parameter is supposed to
> use the self PID to identify its ns but a trivial error prevented it
> from doing so. This patch fixes that error.
> 
> So before the patch -
> 	# ip netns id
> 	No pid specified
> 	# echo $?
> 	1
> 	#
> 
> After the patch -
> 	# ip netns id
> 	test-ns
> 	# echo $?
> 	0
> 	#
> 
> Signed-off-by: Mahesh Bandewar <maheshb@google.com>
> Cc: Stephen Hemminger <stephen@networkplumber.org>
> Cc: Vadim Kochan <vadim4j@gmail.com> 
> Cc: Saied Kazemi <saied@google.com>
> ---
>  ip/ipnetns.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/ip/ipnetns.c b/ip/ipnetns.c
> index 1c8aa029073e..ec9afa2177a5 100644
> --- a/ip/ipnetns.c
> +++ b/ip/ipnetns.c
> @@ -298,7 +298,7 @@ static int netns_identify(int argc, char **argv)
>  	DIR *dir;
>  	struct dirent *entry;
>  
> -	if (argc < 1) {
> +	if (!argc) {
>  		pidstr = "self";
>  	} else if (argc > 1) {
>  		fprintf(stderr, "extra arguments specified\n");
> -- 
> 2.2.0.rc0.207.ga3a616c
> 

Hi Mahesh,

I did not get such error on the current master branch?

Did I miss something ?

Regards,
Vadim Kochan
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On Fri, Dec 19, 2014 at 12:31 AM, Vadim Kochan <vadim4j@gmail.com> wrote:
> On Thu, Dec 18, 2014 at 10:05:38PM -0800, Mahesh Bandewar wrote:
>> The command 'ip netns identify' without PID parameter is supposed to
>> use the self PID to identify its ns but a trivial error prevented it
>> from doing so. This patch fixes that error.
>>
>> So before the patch -
>>       # ip netns id
>>       No pid specified
>>       # echo $?
>>       1
>>       #
>>
>> After the patch -
>>       # ip netns id
>>       test-ns
>>       # echo $?
>>       0
>>       #
>>
>> Signed-off-by: Mahesh Bandewar <maheshb@google.com>
>> Cc: Stephen Hemminger <stephen@networkplumber.org>
>> Cc: Vadim Kochan <vadim4j@gmail.com>
>> Cc: Saied Kazemi <saied@google.com>
>> ---
>>  ip/ipnetns.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/ip/ipnetns.c b/ip/ipnetns.c
>> index 1c8aa029073e..ec9afa2177a5 100644
>> --- a/ip/ipnetns.c
>> +++ b/ip/ipnetns.c
>> @@ -298,7 +298,7 @@ static int netns_identify(int argc, char **argv)
>>       DIR *dir;
>>       struct dirent *entry;
>>
>> -     if (argc < 1) {
>> +     if (!argc) {
>>               pidstr = "self";
>>       } else if (argc > 1) {
>>               fprintf(stderr, "extra arguments specified\n");
>> --
>> 2.2.0.rc0.207.ga3a616c
>>
>
> Hi Mahesh,
>
> I did not get such error on the current master branch?
>
> Did I miss something ?
>
No you did not! Please ignore this patch. :)

Looks like the tree I was working / using wasn't next and did not have
the patch that made it work (in next). I cherry-picked my fix onto the
next and sent it. My bad!

> Regards,
> Vadim Kochan
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diff mbox

Patch

diff --git a/ip/ipnetns.c b/ip/ipnetns.c
index 1c8aa029073e..ec9afa2177a5 100644
--- a/ip/ipnetns.c
+++ b/ip/ipnetns.c
@@ -298,7 +298,7 @@  static int netns_identify(int argc, char **argv)
 	DIR *dir;
 	struct dirent *entry;
 
-	if (argc < 1) {
+	if (!argc) {
 		pidstr = "self";
 	} else if (argc > 1) {
 		fprintf(stderr, "extra arguments specified\n");