refspec: make sure stack refspec_item variables are zeroed
A couple of functions that used struct refspec_item did not zero out the structure memory. This can result in unexpected behavior, especially if additional parameters are ever added to refspec_item in the future. Use memset to ensure that unset structure members are zero. It may make sense to convert most of these uses of struct refspec_item to use either struct initializers or refspec_item_init_or_die. However, other similar code uses memset. Converting all of these uses has been left as a future exercise. Signed-off-by: Jacob Keller <jacob.keller@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Jacob Keller committed
Aug 14, 2020 at 17:25 UTC
95e7c385393488cb20c29697d8655f94ce83c413
2 files changed
+2
builtin/remote.c
+1
index c8240e9fcd..542f56e387 100644
--- a/builtin/remote.c
+++ b/builtin/remote.c
@@ -478,6 +478,7 @@ static int get_head_names(const struct ref *remote_refs, struct ref_states *stat
struct ref *fetch_map = NULL, **fetch_map_tail = &fetch_map;
struct refspec_item refspec;
+ memset(&refspec, 0, sizeof(refspec));
refspec.force = 0;
refspec.pattern = 1;
refspec.src = refspec.dst = "refs/heads/*";
transport.c
+1
index 2d4fd851dc..419be0b6ea 100644
--- a/transport.c
+++ b/transport.c
@@ -443,6 +443,7 @@ void transport_update_tracking_ref(struct remote *remote, struct ref *ref, int v
if (ref->status != REF_STATUS_OK && ref->status != REF_STATUS_UPTODATE)
return;
+ memset(&rs, 0, sizeof(rs));
rs.src = ref->name;
rs.dst = NULL;