Fix some memory leaks.

dlls/crypt32/encode.c

@@ -46,6 +46,7 @@
 #include "snmp.h"
 #include "wine/debug.h"
 #include "wine/exception.h"
+#include "crypt32_private.h"
 
 /* This is a bit arbitrary, but to set some limit: */
 #define MAX_ENCODED_LEN 0x02000000
@@ -1392,7 +1393,7 @@ static BOOL WINAPI CRYPT_AsnEncodeRdn(DWORD dwCertEncodingType, CERT_RDN *rdn,
     __EXCEPT(page_fault)
     {
         SetLastError(STATUS_ACCESS_VIOLATION);
-        return FALSE;
+        ret = FALSE;
     }
     __ENDTRY
     CryptMemFree(blobs);

dlls/crypt32/tests/cert.c

@@ -1365,6 +1365,7 @@ static void testAddSerialized(void)
         ok(ret, "CertGetCertificateContextProperty failed: %08lx\n",
          GetLastError());
         ok(!memcmp(hashVal, realHash, size), "Unexpected hash\n");
+        CertFreeCertificateContext(context);
     }
 
     CertCloseStore(store, 0);