[MPG123]

[reactos.git] / reactos / sdk / lib / 3rdparty / libmpg123 / stringbuf.c

diff --git a/reactos/sdk/lib/3rdparty/libmpg123/stringbuf.c b/reactos/sdk/lib/3rdparty/libmpg123/stringbuf.c
index cc1c9ae..b1cecc9 100644 (file)
--- a/reactos/sdk/lib/3rdparty/libmpg123/stringbuf.c
+++ b/reactos/sdk/lib/3rdparty/libmpg123/stringbuf.c
@@ -1,7 +1,8 @@
 /*
        stringbuf: mimicking a bit of C++ to more safely handle strings
 
-       copyright 2006-10 by the mpg123 project - free software under the terms of the LGPL 2.1
+       copyright 2006-17 by the mpg123 project
+           - free software under the terms of the LGPL 2.1
        see COPYING and AUTHORS files in distribution or http://mpg123.org
        initially written by Thomas Orgis
 */
@@ -86,7 +87,8 @@ int attribute_align_arg mpg123_copy_string(mpg123_string* from, mpg123_string* t
 
        if(mpg123_resize_string(to, fill))
        {
-               memcpy(to->p, text, fill);
+               if(fill) /* Avoid memcpy(NULL, NULL, 0) */
+                       memcpy(to->p, text, fill);
                to->fill = fill;
                return 1;
        }