Juan Lang : crypt32: Don't crash if adding to a provider store fails.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 9686e7b2868b317c0ffab9916fb4ea9f47b61a8f
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=9686e7b2868b317c0ffab9916f...

Author: Juan Lang <juan.lang(a)gmail.com>
Date:   Mon Oct 20 14:02:39 2008 -0700

crypt32: Don't crash if adding to a provider store fails.

---

 dlls/crypt32/provstore.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/dlls/crypt32/provstore.c b/dlls/crypt32/provstore.c
index fba11eb..70dba64 100644
--- a/dlls/crypt32/provstore.c
+++ b/dlls/crypt32/provstore.c
@@ -78,7 +78,7 @@ static BOOL CRYPT_ProvAddCert(PWINECRYPT_CERTSTORE store, void *cert,
     /* dirty trick: replace the returned context's hCertStore with
      * store.
      */
-    if (ppStoreContext)
+    if (ret && ppStoreContext)
         (*(PCERT_CONTEXT *)ppStoreContext)->hCertStore = store;
     return ret;
 }
@@ -145,7 +145,7 @@ static BOOL CRYPT_ProvAddCRL(PWINECRYPT_CERTSTORE store, void *crl,
     /* dirty trick: replace the returned context's hCertStore with
      * store.
      */
-    if (ppStoreContext)
+    if (ret && ppStoreContext)
         (*(PCRL_CONTEXT *)ppStoreContext)->hCertStore = store;
     return ret;
 }
@@ -212,7 +212,7 @@ static BOOL CRYPT_ProvAddCTL(PWINECRYPT_CERTSTORE store, void *ctl,
     /* dirty trick: replace the returned context's hCertStore with
      * store.
      */
-    if (ppStoreContext)
+    if (ret && ppStoreContext)
         (*(PCTL_CONTEXT *)ppStoreContext)->hCertStore = store;
     return ret;
 }