On Thu, Oct 15, 2015 at 08:13:23PM -0700, roopa wrote:
> On 10/15/15, 7:38 PM, David Ahern wrote:
> > Hi Roopa:
> >
> > On 10/15/15 4:23 PM, Roopa Prabhu wrote:
> >> From: Roopa Prabhu <ro...@cumulusnetworks.com>
> >>
> >> replace exit with return -2 on rtnl_talk failure
> >>
> >> Signed-off-by: Roopa Prabhu <ro...@cumulusnetworks.com>
> >> ---
> >> ip/iproute.c | 2 +-
> >> 1 file changed, 1 insertion(+), 1 deletion(-)
> >>
> >> diff --git a/ip/iproute.c b/ip/iproute.c
> >> index da25548..b137f55 100644
> >> --- a/ip/iproute.c
> >> +++ b/ip/iproute.c
> >> @@ -1643,7 +1643,7 @@ static int iproute_get(int argc, char **argv)
> >> req.r.rtm_family = AF_INET;
> >>
> >> if (rtnl_talk(&rth, &req.n, &req.n, sizeof(req)) < 0)
> >> - exit(2);
> >> + return -2;
> >>
> >> if (connected && !from_ok) {
> >> struct rtmsg *r = NLMSG_DATA(&req.n);
> >>
> >
> > Why return -2 vs exit(2)? What does the change mean to a user or the
> > functionality of ip?
> Stephen has documented this someplace. I have seen it before. I now forget
> where. Right now i am just following
> the rest of the code.
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Hi,
IMHO I think it would be good to have #define's for these return values.
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