Remove unused variable from cgit_diff_tree().

Seen with "-Wunused-but-set-variable".

Signed-off-by: Lukas Fleischer <cgit@cryptocrack.de>
Signed-off-by: Lars Hjemli <hjemli@gmail.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/shared.c b/shared.c
index 3926b4a..3778a5b 100644
--- a/shared.c
+++ b/shared.c
@@ -303,7 +303,6 @@ void cgit_diff_tree(const unsigned char *old_sha1,
                     filepair_fn fn, const char *prefix, int ignorews)
 {
         struct diff_options opt;
-        int ret;
         int prefixlen;
 
         diff_setup(&opt);
@@ -324,9 +323,9 @@ void cgit_diff_tree(const unsigned char *old_sha1,
         diff_setup_done(&opt);
 
         if (old_sha1 && !is_null_sha1(old_sha1))
-                ret = diff_tree_sha1(old_sha1, new_sha1, "", &opt);
+                diff_tree_sha1(old_sha1, new_sha1, "", &opt);
         else
-                ret = diff_root_tree_sha1(new_sha1, "", &opt);
+                diff_root_tree_sha1(new_sha1, "", &opt);
         diffcore_std(&opt);
         diff_flush(&opt);
 }