lib/isc/buffer.c: Fix invalid order of DbC checks that could cause dereference before NULL check

2019-10-03 09:04:27 +02:00
parent 8f2ad12d0a
commit e9f30fc211
1 changed files with 2 additions and 1 deletions
@@ -550,10 +550,11 @@ isc_buffer_allocate(isc_mem_t *mctx, isc_buffer_t **dynbuffer,
 	bdata = isc_mem_get(mctx, length);

 	isc_buffer_init(dbuf, bdata, length);
-	dbuf->mctx = mctx;

 	ENSURE(ISC_BUFFER_VALID(dbuf));

+	dbuf->mctx = mctx;
+
 	*dynbuffer = dbuf;

 	return (ISC_R_SUCCESS);