* process.c (wait_reading_process_output): Omit incorrect test

of p->infd against zero.  Add easserts for infd having a plausible
value.

1 files changed, 4 insertions, 1 deletions

diff --git a/src/process.c b/src/process.c
index 561aefc6c9f..e77dcb2b41e 100644
--- a/src/process.c
+++ b/src/process.c
@@ -4630,12 +4630,13 @@ wait_reading_process_output (intmax_t time_limit, int nsecs, int read_kbd,
                       {
                         struct Lisp_Process *p =
                           XPROCESS (chan_process[channel]);
-                        if (p && p->gnutls_p && p->gnutls_state && p->infd
+                        if (p && p->gnutls_p && p->gnutls_state
                             && ((emacs_gnutls_record_check_pending
                                  (p->gnutls_state))
                                 > 0))
                           {
                             nfds++;
+                            eassert (p->infd == channel);
                             FD_SET (p->infd, &Available);
                           }
                       }
@@ -4651,6 +4652,8 @@ wait_reading_process_output (intmax_t time_limit, int nsecs, int read_kbd,
                           > 0))
                     {
                       nfds = 1;
+                      eassert (0 <= wait_proc->infd
+                               && wait_proc->infd < FD_SETSIZE);
                       /* Set to Available.  */
                       FD_SET (wait_proc->infd, &Available);
                     }