Improve use of compiler attributes

[tinc] / src / cipher.c

diff --git a/src/cipher.c b/src/cipher.c
index 5ac790a..4e4fb9c 100644 (file)
--- a/src/cipher.c
+++ b/src/cipher.c
@@ -28,11 +28,10 @@ cipher_t *cipher_alloc(void) {
        return xzalloc(sizeof(cipher_t));
 }
 
-void cipher_free(cipher_t **cipher) {
-       if(cipher && *cipher) {
-               cipher_close(*cipher);
-               free(*cipher);
-               *cipher = NULL;
+void cipher_free(cipher_t *cipher) {
+       if(cipher) {
+               cipher_close(cipher);
+               free(cipher);
        }
 }