From: Jim Meyering <jim@meyering.net>
Date: Mon, 3 Nov 1997 05:19:56 +0000 (+0000)
Subject: *** empty log message ***
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2088d1000c3b20b9a905f6b39f1c1393aa3590b9;p=pspp

*** empty log message ***
---

diff --git a/lib/realloc.c b/lib/realloc.c
index 1f82e75aa9..2a39033a73 100644
--- a/lib/realloc.c
+++ b/lib/realloc.c
@@ -28,13 +28,16 @@ char *malloc ();
 char *realloc ();
 
 /* Change the size of an allocated block of memory P to N bytes,
-   with error checking.  If P is NULL, use malloc.  */
+   with error checking.  If N is zero, change it to 1.  If P is NULL,
+   use malloc.  */
 
 char *
 rpl_realloc (p, n)
      char *p;
      size_t n;
 {
+  if (n == 0)
+    n = 1;
   if (p == 0)
     return malloc (n);
   return realloc (p, n);