Updated to remove the unnecessary NULL check and memory leak that Peff noticed [1].
(Only commit 2/2 is changed, so the range-diff only shows 1 commit.) [1] https://public-inbox.org/git/20190326052011.gb1...@sigill.intra.peff.net/ Jonathan Tan (2): fetch-pack: call prepare_shallow_info only if v0 fetch-pack: respect --no-update-shallow in v2 commit.h | 4 ++++ fetch-pack.c | 51 +++++++++++++++++++++++++++++++++++++++++---------- 2 files changed, 45 insertions(+), 10 deletions(-) Range-diff against v1: 1: c4d2f409e2 ! 1: 943b1cbc61 fetch-pack: respect --no-update-shallow in v2 @@ -33,13 +33,11 @@ static void receive_shallow_info(struct fetch_pack_args *args, - struct packet_reader *reader) + struct packet_reader *reader, ++ struct oid_array *shallows, + struct shallow_info *si) { - int line_received = 0; -+ struct oid_array *shallows; + int unshallow_received = 0; -+ -+ shallows = xcalloc(1, sizeof(*shallows)); process_section_header(reader, "shallow-info", 0); while (packet_reader_read(reader) == PACKET_READ_NORMAL) { @@ -77,8 +75,6 @@ + + for (i = 0; i < shallows->nr; i++) + register_shallow(the_repository, &shallows->oid[i]); -+ oid_array_clear(shallows); -+ free(shallows); setup_alternate_shallow(&shallow_lock, &alternate_shallow_file, NULL); args->deepen = 1; @@ -95,14 +91,13 @@ + else + alternate_shallow_file = NULL; } else { -+ free(shallows); alternate_shallow_file = NULL; } - } @@ int fd[2], const struct ref *orig_ref, struct ref **sought, int nr_sought, ++ struct oid_array *shallows, + struct shallow_info *si, char **pack_lockfile) { @@ -112,16 +107,36 @@ /* Check for shallow-info section */ if (process_section_header(&reader, "shallow-info", 1)) - receive_shallow_info(args, &reader); -+ receive_shallow_info(args, &reader, si); ++ receive_shallow_info(args, &reader, shallows, si); if (process_section_header(&reader, "wanted-refs", 1)) receive_wanted_refs(&reader, sought, nr_sought); @@ + { + struct ref *ref_cpy; + struct shallow_info si; ++ struct oid_array shallows_scratch = OID_ARRAY_INIT; + + fetch_pack_setup(); + if (nr_sought) +@@ + die(_("no matching remote head")); + } + if (version == protocol_v2) { +- if (shallow && shallow->nr) ++ if (shallow->nr) BUG("Protocol V2 does not provide shallows at this point in the fetch"); memset(&si, 0, sizeof(si)); ref_cpy = do_fetch_pack_v2(args, fd, ref, sought, nr_sought, -- pack_lockfile); -+ &si, pack_lockfile); ++ &shallows_scratch, &si, + pack_lockfile); } else { prepare_shallow_info(&si, shallow); - ref_cpy = do_fetch_pack(args, fd, ref, sought, nr_sought, +@@ + update_shallow(args, sought, nr_sought, &si); + cleanup: + clear_shallow_info(&si); ++ oid_array_clear(&shallows_scratch); + return ref_cpy; + } + -- 2.21.0.155.ge902e9bcae.dirty
