(getutid_r): Mark UTMP_DATA->loc_utmp invalid if a search fails.

diff --git a/login/getutid_r.c b/login/getutid_r.c
index 347bbf3..73bcb3d 100644 (file)
--- a/login/getutid_r.c
+++ b/login/getutid_r.c
@@ -65,6 +65,7 @@ getutid_r (const struct utmp *id, struct utmp **utmp,
          if (read (utmp_data->ut_fd, &utmp_data->ubuf, sizeof (struct utmp))
              != sizeof (struct utmp))
            {
+             utmp_data->loc_utmp = 0; /* Mark loc_utmp invalid. */
              errno = ESRCH;
              return -1;
            }
@@ -87,6 +88,7 @@ getutid_r (const struct utmp *id, struct utmp **utmp,
          if (read (utmp_data->ut_fd, &utmp_data->ubuf, sizeof (struct utmp))
              != sizeof (struct utmp))
            {
+             utmp_data->loc_utmp = 0; /* Mark loc_utmp invalid. */
              errno = ESRCH;
              return -1;
            }