(signal_allowed): For SIGIO/SIGURG, add a new variable, LUCKY, to use instead of...

diff --git a/hurd/hurdsig.c b/hurd/hurdsig.c
index 6085ab1..3ba5429 100644 (file)
--- a/hurd/hurdsig.c
+++ b/hurd/hurdsig.c
@@ -1013,8 +1013,9 @@ signal_allowed (int signo, mach_port_t refport)
           authorizing SIGIO and SIGURG signals properly.  */
 
        int d;
+       int lucky = 0;          /* True if we find a match for REFPORT.  */
        __mutex_lock (&_hurd_dtable_lock);
-       for (d = 0; (unsigned int) d < (unsigned int) _hurd_dtablesize; ++d)
+       for (d = 0; !lucky && (unsigned) d < (unsigned) _hurd_dtablesize; ++d)
          {
            struct hurd_userlink ulink;
            io_t port;
@@ -1026,13 +1027,13 @@ signal_allowed (int signo, mach_port_t refport)
              {
                if (refport == asyncid)
                  /* Break out of the loop on the next iteration.  */
-                 d = -1;
+                 lucky = 1;
                __mach_port_deallocate (__mach_task_self (), asyncid);
              }
            _hurd_port_free (&_hurd_dtable[d]->port, &ulink, port);
          }
        /* If we found a lucky winner, we've set D to -1 in the loop.  */
-       if (d < 0)
+       if (lucky)
          goto win;
       }
     }