Update filter registry code

This updates the git filter registry to be a little cleaner and
plugs some memory leaks.

1 files changed, 9 insertions, 4 deletions

diff --git a/src/crlf.c b/src/crlf.c
index cc256fc70..e974208a6 100644
--- a/src/crlf.c
+++ b/src/crlf.c
@@ -318,6 +318,11 @@ static void crlf_cleanup(
 	git__free(payload);
 }
 
+static void crlf_shutdown(git_filter *self)
+{
+	git__free(self);
+}
+
 git_filter *git_crlf_filter_new(void)
 {
 	struct crlf_filter *f = git__calloc(1, sizeof(struct crlf_filter));
@@ -325,10 +330,10 @@ git_filter *git_crlf_filter_new(void)
 	f->f.version = GIT_FILTER_VERSION;
 	f->f.attributes = "crlf eol text";
 	f->f.initialize = NULL;
-	f->f.shutdown   = NULL;
-	f->f.check   = crlf_check;
-	f->f.apply   = crlf_apply;
-	f->f.cleanup = crlf_cleanup;
+	f->f.shutdown = crlf_shutdown;
+	f->f.check    = crlf_check;
+	f->f.apply    = crlf_apply;
+	f->f.cleanup  = crlf_cleanup;
 
 	return (git_filter *)f;
 }