Merge branch 'rb/compat-poll-fix' into maint

Backports a moral equivalent of 2015 fix to the poll emulation from
the upstream gnulib to fix occasional breakages on HPE NonStop.

* rb/compat-poll-fix:
poll.c: always set revents, even if to zero

diff --git a/compat/poll/poll.c b/compat/poll/poll.c
index b10adc780fc334383f2684d21fa1c5a8d92771b9..ae03b74a6f4e9c8ff6d519d9a784ab6b84179872 100644 (file)
--- a/compat/poll/poll.c
+++ b/compat/poll/poll.c
@@ -438,6 +438,10 @@ poll (struct pollfd *pfd, nfds_t nfd, int timeout)
            pfd[i].revents = happened;
            rc++;
          }
+       else
+         {
+           pfd[i].revents = 0;
+         }
       }
 
   return rc;