[PATCH] Remove unused code in parse_commit_buffer()

[Miklos Vajna <vmiklos@frugalware.org>]

The n_refs variable is no longer really used in this function, so there
is no reason to keep it.

It was introduced in 27dedf0c and the code that really used it was
removed in 7914053.

Signed-off-by: Miklos Vajna <vmiklos@frugalware.org>
---
 commit.c |    8 +-------
 1 files changed, 1 insertions(+), 7 deletions(-)

diff --git a/commit.c b/commit.c
index 94d5b3d..e2d8624 100644
--- a/commit.c
+++ b/commit.c
@@ -243,7 +243,6 @@ int parse_commit_buffer(struct commit *item, void *buffer, unsigned long size)
 	unsigned char parent[20];
 	struct commit_list **pptr;
 	struct commit_graft *graft;
-	unsigned n_refs = 0;
 
 	if (item->object.parsed)
 		return 0;
@@ -255,8 +254,6 @@ int parse_commit_buffer(struct commit *item, void *buffer, unsigned long size)
 		return error("bad tree pointer in commit %s",
 			     sha1_to_hex(item->object.sha1));
 	item->tree = lookup_tree(parent);
-	if (item->tree)
-		n_refs++;
 	bufptr += 46; /* "tree " + "hex sha1" + "\n" */
 	pptr = &item->parents;
 
@@ -272,10 +269,8 @@ int parse_commit_buffer(struct commit *item, void *buffer, unsigned long size)
 		if (graft)
 			continue;
 		new_parent = lookup_commit(parent);
-		if (new_parent) {
+		if (new_parent)
 			pptr = &commit_list_insert(new_parent, pptr)->next;
-			n_refs++;
-		}
 	}
 	if (graft) {
 		int i;
@@ -285,7 +280,6 @@ int parse_commit_buffer(struct commit *item, void *buffer, unsigned long size)
 			if (!new_parent)
 				continue;
 			pptr = &commit_list_insert(new_parent, pptr)->next;
-			n_refs++;
 		}
 	}
 	item->date = parse_commit_date(bufptr, tail);
-- 
1.5.6.rc0.dirty