From: Jerry DeLisle <jvdelisle@gcc.gnu.org>
Date: Wed, 17 Feb 2016 16:48:57 +0000 (+0000)
Subject: re PR libfortran/69651 ([6 Regession] Usage of unitialized pointer io/list_read.c)
X-Git-Tag: basepoints/gcc-7~893
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=efea09f21b6a53247987de2428b963fd1ccd6789;p=thirdparty%2Fgcc.git

re PR libfortran/69651 ([6 Regession] Usage of unitialized pointer io/list_read.c)

2016-02-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/69651
	* io/list_read.c (push_char4): Fix the pointer usage for xrealloc.

From-SVN: r233500
---

diff --git a/libgfortran/ChangeLog b/libgfortran/ChangeLog
index 5120a433f29b..436b598443aa 100644
--- a/libgfortran/ChangeLog
+++ b/libgfortran/ChangeLog
@@ -1,3 +1,8 @@
+2016-02-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	PR libgfortran/69651
+	* io/list_read.c (push_char4): Fix the pointer usage for xrealloc.
+
 2016-02-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 
 	PR libgfortran/69651
diff --git a/libgfortran/io/list_read.c b/libgfortran/io/list_read.c
index fcd4b6e25e97..bebdd8cf3013 100644
--- a/libgfortran/io/list_read.c
+++ b/libgfortran/io/list_read.c
@@ -119,7 +119,10 @@ push_char4 (st_parameter_dt *dtp, int c)
   if (dtp->u.p.saved_used >= dtp->u.p.saved_length)
     {
       dtp->u.p.saved_length = 2 * dtp->u.p.saved_length;
-      p = xrealloc (p, dtp->u.p.saved_length * sizeof (gfc_char4_t));
+      dtp->u.p.saved_string =
+	xrealloc (dtp->u.p.saved_string,
+		  dtp->u.p.saved_length * sizeof (gfc_char4_t));
+      p = (gfc_char4_t *) dtp->u.p.saved_string;
     }
 
   p[dtp->u.p.saved_used++] = c;