show-branch: drop unused parameter from show_independent()

This ref_name parameter was never used since the inception of
show_independent() in 1f8af483df (show-branch: --list and --independent,
2005-09-09). Let's drop it.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/show-branch.c b/builtin/show-branch.c
index 082daeac329d1c9f8f94f91210f854468377ad7a..35d7f51c236dc0b9a734809a1cee9b04a5f12397 100644 (file)
--- a/builtin/show-branch.c
+++ b/builtin/show-branch.c
@@ -514,7 +514,6 @@ static int show_merge_base(struct commit_list *seen, int num_rev)
 
 static int show_independent(struct commit **rev,
                            int num_rev,
-                           char **ref_name,
                            unsigned int *rev_mask)
 {
        int i;
@@ -862,7 +861,7 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
                return show_merge_base(seen, num_rev);
 
        if (independent)
-               return show_independent(rev, num_rev, ref_name, rev_mask);
+               return show_independent(rev, num_rev, rev_mask);
 
        /* Show list; --more=-1 means list-only */
        if (1 < num_rev || extra < 0) {