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-rw-r--r--send-pack.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/send-pack.c b/send-pack.c
index 37f59d4f66..72aa2dd9cd 100644
--- a/send-pack.c
+++ b/send-pack.c
@@ -425,17 +425,26 @@ static void get_commons_through_negotiation(const char *url,
struct child_process child = CHILD_PROCESS_INIT;
const struct ref *ref;
int len = the_hash_algo->hexsz + 1; /* hash + NL */
+ int nr_negotiation_tip = 0;
child.git_cmd = 1;
child.no_stdin = 1;
child.out = -1;
strvec_pushl(&child.args, "fetch", "--negotiate-only", NULL);
for (ref = remote_refs; ref; ref = ref->next) {
- if (!is_null_oid(&ref->new_oid))
- strvec_pushf(&child.args, "--negotiation-tip=%s", oid_to_hex(&ref->new_oid));
+ if (!is_null_oid(&ref->new_oid)) {
+ strvec_pushf(&child.args, "--negotiation-tip=%s",
+ oid_to_hex(&ref->new_oid));
+ nr_negotiation_tip++;
+ }
}
strvec_push(&child.args, url);
+ if (!nr_negotiation_tip) {
+ child_process_clear(&child);
+ return;
+ }
+
if (start_command(&child))
die(_("send-pack: unable to fork off fetch subprocess"));