Author: ivan
Date: Mon Aug 12 12:05:50 2013
New Revision: 1513119
URL: http://svn.apache.org/r1513119
Log:
* subversion/libsvn_diff/diff_file.c
(map_or_read_file): Do not rely on apr_mmap_create() behavior to
initialize output parameter on error and initialize it explicitly.
Modified:
subversion/trunk/subversion/libsvn_diff/diff_file.c
Modified: subversion/trunk/subversion/libsvn_diff/diff_file.c
URL:
http://svn.apache.org/viewvc/subversion/trunk/subversion/libsvn_diff/diff_file.c?rev=1513119&r1=1513118&r2=1513119&view=diff
==============================================================================
--- subversion/trunk/subversion/libsvn_diff/diff_file.c (original)
+++ subversion/trunk/subversion/libsvn_diff/diff_file.c Mon Aug 12 12:05:50 2013
@@ -186,6 +186,11 @@ map_or_read_file(apr_file_t **file,
{
*buffer = (*mm)->mm;
}
+ else
+ {
+ /* Clear *MM because output parameters are undefined on error. */
+ *mm = NULL;
+ }
/* On failure we just fall through and try reading the file into
* memory instead.
