Improve use of compiler attributes

[tinc] / src / digest.c

diff --git a/src/digest.c b/src/digest.c
index 4ef98cd..15a111a 100644 (file)
--- a/src/digest.c
+++ b/src/digest.c
@@ -28,11 +28,10 @@ digest_t *digest_alloc(void) {
        return xzalloc(sizeof(digest_t));
 }
 
-void digest_free(digest_t **digest) {
-       if(digest && *digest) {
-               digest_close(*digest);
-               free(*digest);
-               *digest = NULL;
+void digest_free(digest_t *digest) {
+       if(digest) {
+               digest_close(digest);
+               free(digest);
        }
 }