fix coverity issue #197

"I can't think of a reason to pass a NULL buf" (c) Wez

diff --git a/main/streams/streams.c b/main/streams/streams.c
index 984eac9f0af9ff0e663b5255f1999501453c1a95..70f4c46daf20a4346ffb5226c1528f5148157c57 100755 (executable)
--- a/main/streams/streams.c
+++ b/main/streams/streams.c
@@ -1198,10 +1198,6 @@ PHPAPI size_t _php_stream_copy_to_mem(php_stream *src, char **buf, size_t maxlen
        int min_room = CHUNK_SIZE / 4;
        php_stream_statbuf ssbuf;
 
-       if (buf) { 
-               *buf = NULL;
-       }
-
        if (maxlen == 0) { 
                return 0;
        }