Piotr Caban : msvcrt: Improve locale_to_sname error handling.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: f93f31dec58affa33d770a163490e760ed9991ee
URL:    https://gitlab.winehq.org/wine/wine/-/commit/f93f31dec58affa33d770a163490e76...

Author: Piotr Caban <piotr(a)codeweavers.com>
Date:   Fri Jul 21 16:48:13 2023 +0200

msvcrt: Improve locale_to_sname error handling.

---

 dlls/msvcrt/locale.c | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/dlls/msvcrt/locale.c b/dlls/msvcrt/locale.c
index 7e94d7bf2a8..854ec6e7158 100644
--- a/dlls/msvcrt/locale.c
+++ b/dlls/msvcrt/locale.c
@@ -1333,22 +1333,16 @@ static pthreadlocinfo create_locinfo(int category,
                     memcpy(buf, locale, p-locale);
                     buf[p-locale] = '\0';
                     locale_found = locale_to_sname(buf, &cp[i], &sname_match, wbuf, LOCALE_NAME_MAX_LENGTH);
-                    locale_sname[i] = wcsdup(wbuf);
-                    if(sname_match) {
-                        locale_name[i] = locale;
-                        locale_len[i] = p-locale;
-                    }
                 } else {
                     locale_found = locale_to_sname(locale, &cp[i], &sname_match, wbuf, LOCALE_NAME_MAX_LENGTH);
-                    locale_sname[i] = wcsdup(wbuf);
-                    if(sname_match) {
-                        locale_name[i] = locale;
-                        locale_len[i] = strlen(locale);
-                    }
                 }
 
-                if(!locale_found || !locale_sname[i])
+                if(!locale_found || !(locale_sname[i] = wcsdup(wbuf)))
                     goto fail;
+                if(sname_match) {
+                    locale_name[i] = locale;
+                    locale_len[i] = p ? p-locale : strlen(locale);
+                }
             }
 
             if(!p || *(p+1)!='L' || *(p+2)!='C' || *(p+3)!='_')