libjava

2008-03-10  Jim Meyering  <meyering@redhat.com>
        Don't leak upon failed realloc.
        * gnu/classpath/natSystemProperties.cc
        (SystemProperties::insertSystemProperties):
libjava/classpath
2008-03-10  Jim Meyering  <meyering@redhat.com>
        Don't leak upon failed realloc.
        * native/jni/classpath/jcl.c (JCL_realloc): Upon failed realloc,
        free the original buffer before throwing the exception.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@133094 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 3 insertions, 0 deletions

diff --git a/libjava/gnu/classpath/natSystemProperties.cc b/libjava/gnu/classpath/natSystemProperties.cc
index 089a14e5b4e..e259304b165 100644
--- a/libjava/gnu/classpath/natSystemProperties.cc
+++ b/libjava/gnu/classpath/natSystemProperties.cc
@@ -270,7 +270,10 @@ gnu::classpath::SystemProperties::insertSystemProperties (::java::util::Properti
       if (errno != ERANGE)
 	break;
       buflen = 2 * buflen;
+      char *orig_buf = buffer;
       buffer = (char *) realloc (buffer, buflen);
+      if (buffer == NULL)
+	free (orig_buf);
     }
   if (buffer != NULL)
     free (buffer);