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authorAaron Campbell <aaron@cvs.openbsd.org>1999-09-21 01:47:09 +0000
committerAaron Campbell <aaron@cvs.openbsd.org>1999-09-21 01:47:09 +0000
commitf23d205f6e57742341a906ae3ed6719b43ebe0c4 (patch)
tree9c186317d73d200bee89fae0ee310c491cac27d6
parentc1dafb5b8fca1e6d218361e8a43644a79cf3e768 (diff)
It's a good idea to check the return value of malloc() in example code.
-rw-r--r--lib/libc/stdio/fgetln.35
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/libc/stdio/fgetln.3 b/lib/libc/stdio/fgetln.3
index c1298d11617..20f16a26b48 100644
--- a/lib/libc/stdio/fgetln.3
+++ b/lib/libc/stdio/fgetln.3
@@ -1,4 +1,4 @@
-.\" $OpenBSD: fgetln.3,v 1.5 1999/09/15 21:26:58 aaron Exp $
+.\" $OpenBSD: fgetln.3,v 1.6 1999/09/21 01:47:08 aaron Exp $
.\"
.\" Copyright (c) 1990, 1991, 1993
.\" The Regents of the University of California. All rights reserved.
@@ -128,7 +128,8 @@ temporary buffer:
if (buf[len - 1] == '\en')
buf[len - 1] = '\e0';
else {
- lbuf = (char *)malloc(len + 1);
+ if ((lbuf = (char *)malloc(len + 1)) == NULL)
+ err(1, NULL);
memcpy(lbuf, buf, len);
lbuf[len] = '\e0';
buf = lbuf;