test the right length and remove unused var (remaining from 'old' version)

diff --git a/ext/bz2/bz2.c b/ext/bz2/bz2.c
index bd4ac68d1d6ea8546239738f34ca71a6eff58f41..db4e834a201c25b960877992eb42f58b1c1bfcb0 100644 (file)
--- a/ext/bz2/bz2.c
+++ b/ext/bz2/bz2.c
@@ -346,26 +346,24 @@ static PHP_FUNCTION(bzread)
        long len = 1024;
        php_stream *stream;
        zend_string *data;
-       size_t dlen;
-       
+
        if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r|l", &bz, &len)) {
                RETURN_FALSE;
        }
-       
+
        php_stream_from_zval(stream, bz);
 
        if ((len + 1) < 1) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "length may not be negative");
                RETURN_FALSE;
        }
-
        data = STR_ALLOC(len, 0);
        data->len = php_stream_read(stream, data->val, data->len);
-       
-       if (dlen < 0) {
+
+       if (data->len < 0) {
                STR_FREE(data);
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not read valid bz2 data from stream");
-               RETURN_FALSE;           
+               RETURN_FALSE;
        }
        data->val[data->len] = '\0';