X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-ptsname_r.c;h=76521fe7fd9c144bf77bf0d2dd7f9ae9b3d27ae6;hb=5be861ac45514c2a0bc4c328de34af48fdad4283;hp=5906e2e2a523ebe2663a711de8fe30c010491eb6;hpb=f5562fca6f341accafc32a5285a0262625df0fde;p=gnulib.git

diff --git a/tests/test-ptsname_r.c b/tests/test-ptsname_r.c
index 5906e2e2a..76521fe7f 100644
--- a/tests/test-ptsname_r.c
+++ b/tests/test-ptsname_r.c
@@ -53,6 +53,12 @@ same_slave (const char *slave_name1, const char *slave_name2)
               && SAME_INODE (statbuf1, statbuf2)));
 }
 
+static char *
+null_ptr (void)
+{
+  return NULL;
+}
+
 static void
 test_errors (int fd, const char *slave)
 {
@@ -86,7 +92,7 @@ test_errors (int fd, const char *slave)
     }
 
   errno = 0;
-  result = ptsname_r (fd, NULL, 0);
+  result = ptsname_r (fd, null_ptr (), 0);
   ASSERT (result != 0);
   ASSERT (result == errno);
   ASSERT (errno == EINVAL);