1 files changed, 10 insertions, 7 deletions

diff --git a/src/process.c b/src/process.c
index 73704c03ee7..42dd17c57e0 100644
--- a/src/process.c
+++ b/src/process.c
@@ -5031,14 +5031,17 @@ wait_reading_process_output (intmax_t time_limit, int nsecs, int read_kbd,
       for (channel = 0; channel <= max_input_desc; ++channel)
         {
           struct fd_callback_data *d = &fd_callback_info[channel];
-          if (d->func
-              && ((d->condition & FOR_READ
-                   && FD_ISSET (channel, &Available))
-                  || (d->condition & FOR_WRITE
-                      && FD_ISSET (channel, &write_mask))))
+          if (d->func)
             {
-              d->func (channel, d->data);
-              FD_CLR (channel, &Available);
+              if (d->condition & FOR_READ
+                  && FD_ISSET (channel, &Available))
+                {
+                  d->func (channel, d->data);
+                  FD_CLR (channel, &Available);
+                }
+              else if (d->condition & FOR_WRITE
+                       && FD_ISSET (channel, &write_mask))
+                d->func (channel, d->data);
             }
         }