[GNUnet-SVN] r32461 - gnunet/src/util

[gnunet]

Author: grothoff
Date: 2014-02-23 22:26:11 +0100 (Sun, 23 Feb 2014)
New Revision: 32461

Modified:
   gnunet/src/util/disk.c
Log:
-check for NULL fd

Modified: gnunet/src/util/disk.c
===================================================================
--- gnunet/src/util/disk.c      2014-02-23 17:43:29 UTC (rev 32460)
+++ gnunet/src/util/disk.c      2014-02-23 21:26:11 UTC (rev 32461)
@@ -2635,12 +2635,14 @@
  * @param fh GNUnet file descriptor
  * @param dst destination buffer
  * @param dst_len length of dst
- * @return GNUNET_OK on success, GNUNET_SYSERR otherwise
+ * @return #GNUNET_OK on success, #GNUNET_SYSERR otherwise
  */
 int
 GNUNET_DISK_internal_file_handle_ (const struct GNUNET_DISK_FileHandle *fh,
                                    void *dst, size_t dst_len)
 {
+  if (NULL == fh)
+    return GNUNET_SYSERR;
 #ifdef MINGW
   if (dst_len < sizeof (HANDLE))
     return GNUNET_SYSERR;