url: make Curl_close() NULLify the pointer too

This is the common pattern used in the code and by a unified approach we
avoid mistakes.

Closes #4534
This commit is contained in:
Daniel Stenberg 2019-10-28 09:28:05 +01:00
parent 4011802b35
commit dcd7e37c3a
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7 changed files with 25 additions and 31 deletions

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@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -83,7 +83,7 @@ UNITTEST_START
Curl_free_request_state(empty);
rc = Curl_close(empty);
rc = Curl_close(&empty);
fail_unless(rc == CURLE_OK, "Curl_close() failed");
}