Check context pointers for null pointer on entry points.

[gpgme.git] / src / getauditlog.c

diff --git a/src/getauditlog.c b/src/getauditlog.c
index 6bd5cd787191fc736ee4693f85bad643c8d15aab..d8435ac5f1312684472c45e28c520a396d27d0c4 100644 (file)
--- a/src/getauditlog.c
+++ b/src/getauditlog.c
@@ -67,6 +67,10 @@ gpgme_op_getauditlog_start (gpgme_ctx_t ctx,
   gpg_error_t err;
   TRACE_BEG2 (DEBUG_CTX, "gpgme_op_getauditlog_start", ctx,
              "output=%p, flags=0x%x", output, flags);
+
+  if (!ctx)
+    return TRACE_ERR (gpg_error (GPG_ERR_INV_VALUE));
+
   err = getauditlog_start (ctx, 0, output, flags);
   return TRACE_ERR (err);
 }
@@ -84,6 +88,9 @@ gpgme_op_getauditlog (gpgme_ctx_t ctx, gpgme_data_t output, unsigned int flags)
   TRACE_BEG2 (DEBUG_CTX, "gpgme_op_getauditlog", ctx,
              "output=%p, flags=0x%x", output, flags);
 
+  if (!ctx)
+    return TRACE_ERR (gpg_error (GPG_ERR_INV_VALUE));
+
   err = getauditlog_start (ctx, 1, output, flags);
   if (!err)
     err = _gpgme_wait_one (ctx);