Merge branch 'jc/maint-reflog-expire-clean-mark-typofix'

In "git reflog expire", REACHABLE bit was not cleared from the
correct objects.

* jc/maint-reflog-expire-clean-mark-typofix:
reflog: fix typo in "reflog expire" clean-up codepath

diff --combined builtin/reflog.c
index 1fedf66329d73f192d80d3d42789c290a839d7b0,ef56e7b1190ac16745919d67406aad4984c739f3..72a0af70c3dcd7d108887cd289bc7b3c606226aa
--- 1/builtin/reflog.c
--- 2/builtin/reflog.c
+++ b/builtin/reflog.c
@@@ -414,7 -414,7 +414,7 @@@ static int expire_reflog(const char *re
                if (cb.unreachable_expire_kind == UE_HEAD) {
                        struct commit_list *elem;
                        for (elem = tips; elem; elem = elem->next)
-                               clear_commit_marks(tip_commit, REACHABLE);
+                               clear_commit_marks(elem->item, REACHABLE);
                        free_commit_list(tips);
                } else {
                        clear_commit_marks(tip_commit, REACHABLE);
@@@ -510,27 -510,26 +510,27 @@@ static int parse_expire_cfg_value(cons
  
  static int reflog_expire_config(const char *var, const char *value, void *cb)
  {
 -      const char *lastdot = strrchr(var, '.');
 +      const char *pattern, *key;
 +      int pattern_len;
        unsigned long expire;
        int slot;
        struct reflog_expire_cfg *ent;
  
 -      if (!lastdot || prefixcmp(var, "gc."))
 +      if (parse_config_key(var, "gc", &pattern, &pattern_len, &key) < 0)
                return git_default_config(var, value, cb);
  
 -      if (!strcmp(lastdot, ".reflogexpire")) {
 +      if (!strcmp(key, "reflogexpire")) {
                slot = EXPIRE_TOTAL;
                if (parse_expire_cfg_value(var, value, &expire))
                        return -1;
 -      } else if (!strcmp(lastdot, ".reflogexpireunreachable")) {
 +      } else if (!strcmp(key, "reflogexpireunreachable")) {
                slot = EXPIRE_UNREACH;
                if (parse_expire_cfg_value(var, value, &expire))
                        return -1;
        } else
                return git_default_config(var, value, cb);
  
 -      if (lastdot == var + 2) {
 +      if (!pattern) {
                switch (slot) {
                case EXPIRE_TOTAL:
                        default_reflog_expire = expire;
@@@ -542,7 -541,7 +542,7 @@@
                return 0;
        }
  
 -      ent = find_cfg_ent(var + 3, lastdot - (var+3));
 +      ent = find_cfg_ent(pattern, pattern_len);
        if (!ent)
                return -1;
        switch (slot) {