diff options
Diffstat (limited to 'Utilities/cmcurl/lib/vauth/vauth.c')
| -rw-r--r-- | Utilities/cmcurl/lib/vauth/vauth.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/Utilities/cmcurl/lib/vauth/vauth.c b/Utilities/cmcurl/lib/vauth/vauth.c index 129b8f8..3624fb0 100644 --- a/Utilities/cmcurl/lib/vauth/vauth.c +++ b/Utilities/cmcurl/lib/vauth/vauth.c @@ -5,7 +5,7 @@ * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * - * Copyright (C) 2014 - 2020, Steve Holme, <steve_holme@hotmail.com>. + * Copyright (C) 2014 - 2021, Steve Holme, <steve_holme@hotmail.com>. * * This software is licensed as described in the file COPYING, which * you should have received as part of this distribution. The terms @@ -72,6 +72,7 @@ TCHAR *Curl_auth_build_spn(const char *service, const char *host, { char *utf8_spn = NULL; TCHAR *tchar_spn = NULL; + TCHAR *dupe_tchar_spn = NULL; (void) realm; @@ -84,23 +85,19 @@ TCHAR *Curl_auth_build_spn(const char *service, const char *host, /* Generate our UTF8 based SPN */ utf8_spn = aprintf("%s/%s", service, host); - if(!utf8_spn) { + if(!utf8_spn) return NULL; - } - /* Allocate our TCHAR based SPN */ + /* Allocate and return a TCHAR based SPN. Since curlx_convert_UTF8_to_tchar + must be freed by curlx_unicodefree we'll dupe the result so that the + pointer this function returns can be normally free'd. */ tchar_spn = curlx_convert_UTF8_to_tchar(utf8_spn); - if(!tchar_spn) { - free(utf8_spn); - + free(utf8_spn); + if(!tchar_spn) return NULL; - } - - /* Release the UTF8 variant when operating with Unicode */ - curlx_unicodefree(utf8_spn); - - /* Return our newly allocated SPN */ - return tchar_spn; + dupe_tchar_spn = _tcsdup(tchar_spn); + curlx_unicodefree(tchar_spn); + return dupe_tchar_spn; } #endif /* USE_WINDOWS_SSPI */ |