reftable: remove unnecessary curly braces in reftable/tree.c

According to Documentation/CodingGuidelines, single-line control-flow
statements must omit curly braces (except for some special cases).
Make reftable/tree.c adhere to this guideline.

Mentored-by: Patrick Steinhardt <ps@pks.im>
Mentored-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Chandra Pratap <chandrapratap3519@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/reftable/tree.c b/reftable/tree.c
index 528f33ae388d0a6ad93eaa5e3f604596f07071fb..5ffb2e0d690cadfc54dbd731a406b782ac759e02 100644 (file)
--- a/reftable/tree.c
+++ b/reftable/tree.c
@@ -39,25 +39,20 @@ struct tree_node *tree_search(void *key, struct tree_node **rootp,
 void infix_walk(struct tree_node *t, void (*action)(void *arg, void *key),
                void *arg)
 {
-       if (t->left) {
+       if (t->left)
                infix_walk(t->left, action, arg);
-       }
        action(arg, t->key);
-       if (t->right) {
+       if (t->right)
                infix_walk(t->right, action, arg);
-       }
 }
 
 void tree_free(struct tree_node *t)
 {
-       if (!t) {
+       if (!t)
                return;
-       }
-       if (t->left) {
+       if (t->left)
                tree_free(t->left);
-       }
-       if (t->right) {
+       if (t->right)
                tree_free(t->right);
-       }
        reftable_free(t);
 }