[PATCH 5/6] bundle: don't leak an fd in case of early return

[Stefan Beller <sbeller@google.com>]

In successful operation `write_pack_data` will close the `bundle_fd`,
but when we exit early, we need to take care of the file descriptor
ourselves.

Signed-off-by: Stefan Beller <sbeller@google.com>
---
 bundle.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/bundle.c b/bundle.c
index 506ac49..04d62af 100644
--- a/bundle.c
+++ b/bundle.c
@@ -434,8 +434,11 @@ int create_bundle(struct bundle_header *header, const char *path,
 	init_revisions(&revs, NULL);
 
 	/* write prerequisites */
-	if (compute_and_write_prerequisites(bundle_fd, &revs, argc, argv))
+	if (compute_and_write_prerequisites(bundle_fd, &revs, argc, argv)) {
+		if (!bundle_to_stdout)
+			close(bundle_fd);
 		return -1;
+	}
 
 	argc = setup_revisions(argc, argv, &revs, NULL);
 
@@ -447,8 +450,11 @@ int create_bundle(struct bundle_header *header, const char *path,
 	ref_count = write_bundle_refs(bundle_fd, &revs);
 	if (!ref_count)
 		die(_("Refusing to create empty bundle."));
-	else if (ref_count < 0)
+	else if (ref_count < 0) {
+		if (!bundle_to_stdout)
+			close(bundle_fd);
 		return -1;
+	}
 
 	/* write pack */
 	if (write_pack_data(bundle_fd, &revs))
-- 
2.8.0.8.g27a27a6.dirty