Check fork() return value

1 files changed, 5 insertions, 2 deletions

diff --git a/tools/regression/lib/libutil/test-flopen.c b/tools/regression/lib/libutil/test-flopen.c
index d6ecac3..a3ae35c 100644
--- a/tools/regression/lib/libutil/test-flopen.c
+++ b/tools/regression/lib/libutil/test-flopen.c
@@ -1,5 +1,5 @@
 /*-
- * Copyright (c) 2007-2009 Dag-Erling Coïdan Smørgrav
+ * Copyright (c) 2007-2009 Dag-Erling Coïdan Smørgrav
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -161,7 +161,10 @@ test_flopen_lock_child(void)
 	if (fd1 < 0) {
 		result = strerror(errno);
 	} else {
-		if ((pid = fork()) == 0) {
+		pid = fork();
+		if (pid == -1) {
+			result = strerror(errno);
+		} else if (pid == 0) {
 			select(0, 0, 0, 0, 0);
 			_exit(0);
 		}