update-index: drop unused prefix_length parameter from do_reupdate()

The prefix is always a NUL-terminated string, and we just end up passing
it along to parse_pathspec() anyway (which does not even take a length).

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

diff --git a/builtin/update-index.c b/builtin/update-index.c
index 1b6c42f748fd52ece4cf5f109f92a50bc2a87be3..ff5cfd11948593984c791a0f922351343019f4cf 100644 (file)
--- a/builtin/update-index.c
+++ b/builtin/update-index.c
@@ -724,7 +724,7 @@ static int do_unresolve(int ac, const char **av,
 }
 
 static int do_reupdate(int ac, const char **av,
-                      const char *prefix, int prefix_length)
+                      const char *prefix)
 {
        /* Read HEAD and run update-index on paths that are
         * merged and already different between index and HEAD.
@@ -940,8 +940,7 @@ static enum parse_opt_result reupdate_callback(
 
        /* consume remaining arguments. */
        setup_work_tree();
-       *has_errors = do_reupdate(ctx->argc, ctx->argv,
-                               prefix, prefix ? strlen(prefix) : 0);
+       *has_errors = do_reupdate(ctx->argc, ctx->argv, prefix);
        if (*has_errors)
                active_cache_changed = 0;