----- Original Message -----
> On Thu, Jun 27, 2013 at 5:22 PM, Tomas Hozza <[email protected]> wrote:
> > Check return value of poll call and if it fails print error to the
> > system log. If errno is EINVAL then exit with non-zero value otherwise
> > continue the while loop and call poll again.
> >
> > Signed-off-by: Tomas Hozza <[email protected]>
> > ---
> > tools/hv/hv_vss_daemon.c | 11 ++++++++++-
> > 1 file changed, 10 insertions(+), 1 deletion(-)
> >
> > diff --git a/tools/hv/hv_vss_daemon.c b/tools/hv/hv_vss_daemon.c
> > index 6c4d2f1..826d499 100644
> > --- a/tools/hv/hv_vss_daemon.c
> > +++ b/tools/hv/hv_vss_daemon.c
> > @@ -204,7 +204,16 @@ int main(void)
> > socklen_t addr_l = sizeof(addr);
> > pfd.events = POLLIN;
> > pfd.revents = 0;
> > - poll(&pfd, 1, -1);
> > +
> > + if (poll(&pfd, 1, -1) < 0) {
>
> From the description it seems that this is a typo. It should be 'while'?
It could be. The reason why you think it is a typo is that in this patch
you don't see that the whole code in in a while loop.
<snip>
...
while (1) {
struct sockaddr *addr_p = (struct sockaddr *) &addr;
socklen_t addr_l = sizeof(addr);
pfd.events = POLLIN;
pfd.revents = 0;
poll(&pfd, 1, -1);
...
>
> > + syslog(LOG_ERR, "poll failed; error:%d %s", errno,
> > strerror(errno));
> > + if (errno == EINVAL) {
> > + close(fd);
> > + exit(EXIT_FAILURE);
> > + }
> > + else
> > + continue;
> > + }
> >
> > len = recvfrom(fd, vss_recv_buffer,
> > sizeof(vss_recv_buffer), 0,
> > addr_p, &addr_l);
> > --
> > 1.8.1.4
> >
> > _______________________________________________
> > devel mailing list
> > [email protected]
> > http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
>
>
>
> --
> ~Santosh
>
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