[PATCH] Remove unused variable from cgit_diff_tree().

[Lukas Fleischer]

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

Signed-off-by: Lukas Fleischer <cgit at cryptocrack.de>
---
 shared.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/shared.c b/shared.c
index 7ec2e19..9961bc9 100644
--- a/shared.c
+++ b/shared.c
@@ -311,7 +311,6 @@ 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);
@@ -332,9 +331,9 @@ 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);
 }
-- 
1.7.4.2