Merge branch 'ps/leakfixes-part-9'

More leakfixes.

* ps/leakfixes-part-9: (22 commits)
  list-objects-filter-options: work around reported leak on error
  builtin/merge: release output buffer after performing merge
  dir: fix leak when parsing "status.showUntrackedFiles"
  t/helper: fix leaking buffer in "dump-untracked-cache"
  t/helper: stop re-initialization of `the_repository`
  sparse-index: correctly free EWAH contents
  dir: release untracked cache data
  combine-diff: fix leaking lost lines
  builtin/tag: fix leaking key ID on failure to sign
  transport-helper: fix leaking import/export marks
  builtin/commit: fix leaking cleanup config
  trailer: fix leaking strbufs when formatting trailers
  trailer: fix leaking trailer values
  builtin/commit: fix leaking change data contents
  upload-pack: fix leaking URI protocols
  pretty: clear signature check
  diff-lib: fix leaking diffopts in `do_diff_cache()`
  revision: fix leaking bloom filters
  builtin/grep: fix leak with `--max-count=0`
  grep: fix leak in `grep_splice_or()`
  ...

1 files changed, 1 insertions, 0 deletions

diff --git a/pretty.c b/pretty.c
index 6403e26890..098378720a 100644
--- a/pretty.c
+++ b/pretty.c
@@ -2032,6 +2032,7 @@ void repo_format_commit_message(struct repository *r,
 
 	free(context.commit_encoding);
 	repo_unuse_commit_buffer(r, commit, context.message);
+	signature_check_clear(&context.signature_check);
 }
 
 static void pp_header(struct pretty_print_context *pp,