[PATCH 20/24] checkout_paths(): remove unneeded flag variable

[David Turner <dturner@twopensource.com>]

From: Michael Haggerty <mhagger@alum.mit.edu>

It is never read, so we can pass NULL to resolve_ref_unsafe().

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
---
 builtin/checkout.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/builtin/checkout.c b/builtin/checkout.c
index efcbd8f..ea2fe1c 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -242,7 +242,6 @@ static int checkout_paths(const struct checkout_opts *opts,
 	struct checkout state;
 	static char *ps_matched;
 	unsigned char rev[20];
-	int flag;
 	struct commit *head;
 	int errs = 0;
 	struct lock_file *lock_file;
@@ -375,7 +374,7 @@ static int checkout_paths(const struct checkout_opts *opts,
 	if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
 		die(_("unable to write new index file"));
 
-	read_ref_full("HEAD", 0, rev, &flag);
+	read_ref_full("HEAD", 0, rev, NULL);
 	head = lookup_commit_reference_gently(rev, 1);
 
 	errs |= post_checkout_hook(head, head, 0);
-- 
2.4.2.767.g62658d5-twtrsrc