checkout_paths(): remove unneeded flag variable

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

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: David Turner <dturner@twopensource.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/checkout.c b/builtin/checkout.c
index efcbd8f6b5e0b7d551c88c02b6d7d3069a47944d..ea2fe1cf3fc251dcab2f2d70e737a0f8f5000a21 100644 (file)
--- 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);