From: Michael Snyder <msnyder@vmware.com>
Date: Thu, 9 Aug 2007 18:37:08 +0000 (+0000)
Subject: 2007-08-09  Michael Snyder  <msnyder@access-company.com>
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0997b53539e120a565a65123ba6079f7f48f2dc1;p=binutils-gdb.git

2007-08-09  Michael Snyder  <msnyder@access-company.com>

	* solib.c (solib_open): Memory leak -- openp returns xmalloc buffer.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index f83e0403dae..0eadaed2aea 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2007-08-09  Michael Snyder  <msnyder@access-company.com>
+
+	* solib.c (solib_open): Memory leak -- openp returns xmalloc buffer.
+
 2007-08-09  Joel Brobecker  <brobecker@adacore.com>
 
         * solib-som.c (som_relocate_section_addresses): Stop saving
diff --git a/gdb/solib.c b/gdb/solib.c
index f522812d427..bd4cf517551 100644
--- a/gdb/solib.c
+++ b/gdb/solib.c
@@ -176,6 +176,17 @@ solib_open (char *in_pathname, char **found_pathname)
   /* Now see if we can open it.  */
   found_file = open (temp_pathname, O_RDONLY | O_BINARY, 0);
 
+  /* We try to find the library in various ways.  After each attempt
+     (except for the one above), either found_file >= 0 and
+     temp_pathname is a malloc'd string, or found_file < 0 and
+     temp_pathname does not point to storage that needs to be
+     freed.  */
+
+    if (found_file < 0)
+      temp_pathname = NULL;
+    else
+      temp_pathname = xstrdup (temp_pathname);
+
   /* If the search in gdb_sysroot failed, and the path name is
      absolute at this point, make it relative.  (openp will try and open the
      file according to its absolute path otherwise, which is not what we want.)
@@ -224,8 +235,13 @@ solib_open (char *in_pathname, char **found_pathname)
 
   /* Done.  If not found, tough luck.  Return found_file and 
      (optionally) found_pathname.  */
-  if (found_pathname != NULL && temp_pathname != NULL)
-    *found_pathname = xstrdup (temp_pathname);
+  if (temp_pathname)
+    {
+      if (found_pathname != NULL)
+	*found_pathname = temp_pathname;
+      else
+	xfree (temp_pathname);
+    }
   return found_file;
 }