add_existing(): do not retain a reference to sha1

Its lifetime is not guaranteed, so make a copy.  Free the memory when
the string_list is cleared.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
maint
Michael Haggerty 2013-05-25 11:08:17 +02:00 committed by Junio C Hamano
parent 5b87d8d3f5
commit f83918edcb
1 changed files with 4 additions and 3 deletions

View File

@ -571,7 +571,8 @@ static int add_existing(const char *refname, const unsigned char *sha1,
{
struct string_list *list = (struct string_list *)cbdata;
struct string_list_item *item = string_list_insert(list, refname);
item->util = (void *)sha1;
item->util = xmalloc(20);
hashcpy(item->util, sha1);
return 0;
}

@ -636,7 +637,7 @@ static void find_non_local_tags(struct transport *transport,
item = string_list_insert(&remote_refs, ref->name);
item->util = (void *)ref->old_sha1;
}
string_list_clear(&existing_refs, 0);
string_list_clear(&existing_refs, 1);

/*
* We may have a final lightweight tag that needs to be
@ -782,7 +783,7 @@ static int do_fetch(struct transport *transport,
}

cleanup:
string_list_clear(&existing_refs, 0);
string_list_clear(&existing_refs, 1);
return retcode;
}