changeset 7894:824187de1591

8007609: WinNTFileSystem_md.c should correctly check value returned from realloc Reviewed-by: alanb, chegar, dholmes
author jzavgren
date Tue, 19 Feb 2013 16:19:09 +0000
parents 01b6b0dd2006
children e20c1c9197bf
files src/windows/native/java/io/WinNTFileSystem_md.c
diffstat 1 files changed, 4 insertions(+), 4 deletions(-) [+]
line wrap: on
line diff
--- a/src/windows/native/java/io/WinNTFileSystem_md.c	Tue Feb 19 14:12:09 2013 +0000
+++ b/src/windows/native/java/io/WinNTFileSystem_md.c	Tue Feb 19 16:19:09 2013 +0000
@@ -36,9 +36,7 @@
 #include <windows.h>
 #include <io.h>
 
-#include "jvm.h"
 #include "jni.h"
-#include "jni_util.h"
 #include "io_util.h"
 #include "jlong.h"
 #include "io_util_md.h"
@@ -115,13 +113,15 @@
         DWORD len = (*GetFinalPathNameByHandle_func)(h, result, MAX_PATH, 0);
         if (len >= MAX_PATH) {
             /* retry with a buffer of the right size */
-            result = (WCHAR*)realloc(result, (len+1) * sizeof(WCHAR));
-            if (result != NULL) {
+            WCHAR* newResult = (WCHAR*)realloc(result, (len+1) * sizeof(WCHAR));
+            if (newResult != NULL) {
+                result = newResult;
                 len = (*GetFinalPathNameByHandle_func)(h, result, len, 0);
             } else {
                 len = 0;
             }
         }
+
         if (len > 0) {
             /**
              * Strip prefix (should be \\?\ or \\?\UNC)