Serge Gautherie : advapi32: Use standard refcount in CRYPTPROV.
Alexandre Julliard
julliard at winehq.org
Tue Mar 17 17:21:10 CDT 2020
Module: wine
Branch: master
Commit: 62df03af96822bda36aef398d00bf5998f490e90
URL: https://source.winehq.org/git/wine.git/?a=commit;h=62df03af96822bda36aef398d00bf5998f490e90
Author: Serge Gautherie <winehq-git_serge_180711 at gautherie.fr>
Date: Tue Mar 17 14:48:17 2020 +0100
advapi32: Use standard refcount in CRYPTPROV.
Signed-off-by: Serge Gautherie <winehq-git_serge_180711 at gautherie.fr>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/advapi32/crypt.c | 5 ++---
dlls/advapi32/crypt.h | 2 +-
2 files changed, 3 insertions(+), 4 deletions(-)
diff --git a/dlls/advapi32/crypt.c b/dlls/advapi32/crypt.c
index 14acceb100..f49a4973d7 100644
--- a/dlls/advapi32/crypt.c
+++ b/dlls/advapi32/crypt.c
@@ -636,7 +636,7 @@ BOOL WINAPI CryptContextAddRef (HCRYPTPROV hProv, DWORD *pdwReserved, DWORD dwFl
return FALSE;
}
- pProv->refcount++;
+ InterlockedIncrement(&pProv->refcount);
return TRUE;
}
@@ -672,8 +672,7 @@ BOOL WINAPI CryptReleaseContext (HCRYPTPROV hProv, DWORD dwFlags)
return FALSE;
}
- pProv->refcount--;
- if (pProv->refcount <= 0)
+ if (InterlockedDecrement(&pProv->refcount) == 0)
{
ret = pProv->pFuncs->pCPReleaseContext(pProv->hPrivate, dwFlags);
pProv->dwMagic = 0;
diff --git a/dlls/advapi32/crypt.h b/dlls/advapi32/crypt.h
index afee3e2e29..a4429642d2 100644
--- a/dlls/advapi32/crypt.h
+++ b/dlls/advapi32/crypt.h
@@ -63,7 +63,7 @@ typedef struct tagPROVFUNCS
typedef struct tagCRYPTPROV
{
DWORD dwMagic;
- UINT refcount;
+ LONG refcount;
HMODULE hModule;
PPROVFUNCS pFuncs;
HCRYPTPROV hPrivate; /*CSP's handle - Should not be given to application under any circumstances!*/
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