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git/builtin
Martin Ågren a452d0f4ba builtin/merge-base: free commit lists
In several functions, we iterate through a commit list by assigning
`result = result->next`. As a consequence, we lose the original pointer
and eventually leak the list.

Rewrite the loops so that we keep the original pointers, then call
`free_commit_list()`. Various alternatives were considered:

1) Use `UNLEAK(result)` before the loop. Simple change, but not very
pretty. These would definitely be new lows among our usages of UNLEAK.
2) Use `pop_commit()` when looping. Slightly less simple change, but it
feels slightly preferable to first display the list, then free it.
3) As in this patch, but with `UNLEAK()` instead of freeing. We'd still
go through all the trouble of refactoring the loop, and because it's not
super-obvious that we're about to exit, let's just free the lists -- it
probably doesn't affect the runtime much.

In `handle_independent()` we can drop `result` while we're here and
reuse the `revs`-variable instead. That matches several other users of
`reduce_heads()`. The memory-leak that this hides will be addressed in
the next commit.

Signed-off-by: Martin Ågren <martin.agren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-11-08 11:33:58 +09:00
..
add.c Merge branch 'rj/add-chmod-error-message' into maint 2017-09-10 17:03:00 +09:00
am.c Merge branch 'pw/am-signoff' into maint 2017-09-10 17:02:51 +09:00
annotate.c
apply.c
archive.c
bisect--helper.c
blame.c Merge branch 'po/read-graft-line' 2017-09-06 13:11:25 +09:00
branch.c Merge branch 'jk/ref-filter-colors-fix' 2017-10-18 10:19:08 +09:00
bundle.c
cat-file.c Merge branch 'jk/fallthrough' 2017-09-28 14:47:53 +09:00
check-attr.c
check-ignore.c Merge branch 'bw/config-h' 2017-06-24 14:28:41 -07:00
check-mailmap.c
check-ref-format.c check-ref-format: release strbuf after use in check_ref_format_branch() 2017-09-07 08:49:26 +09:00
checkout-index.c
checkout.c Merge branch 'ma/builtin-unleak' 2017-10-07 16:27:55 +09:00
clean.c Merge branch 'jk/ref-filter-colors-fix' 2017-10-18 10:19:08 +09:00
clone.c Merge branch 'bw/clone-recursive-quiet' into maint 2017-09-10 17:02:49 +09:00
column.c
commit-tree.c Merge branch 'rk/commit-tree-make-F-verbatim' 2017-09-19 10:47:57 +09:00
commit.c Merge branch 'jk/no-optional-locks' 2017-10-03 15:42:49 +09:00
config.c add UNLEAK annotation for reducing leak false positives 2017-09-08 15:43:17 +09:00
count-objects.c pack: move open_pack_index(), parse_pack_index() 2017-08-23 15:12:06 -07:00
credential.c
describe.c Merge branch 'jk/describe-omit-some-refs' 2017-09-28 14:47:52 +09:00
diff-files.c submodule: remove gitmodules_config 2017-08-03 13:11:02 -07:00
diff-index.c Merge branch 'ma/builtin-unleak' 2017-10-07 16:27:55 +09:00
diff-tree.c submodule: remove gitmodules_config 2017-08-03 13:11:02 -07:00
diff.c Merge branch 'ma/builtin-unleak' 2017-10-07 16:27:55 +09:00
difftool.c sha1_file: convert index_fd to struct object_id 2017-08-20 21:52:08 -07:00
fast-export.c Merge branch 'ma/leakplugs' 2017-09-29 11:23:43 +09:00
fetch-pack.c
fetch.c Merge branch 'jt/packmigrate' 2017-08-26 22:55:09 -07:00
fmt-merge-msg.c Merge branch 'dc/fmt-merge-msg-microcleanup' into maint 2017-08-23 14:33:52 -07:00
for-each-ref.c provide --color option for all ref-filter users 2017-10-04 11:35:29 +09:00
fsck.c Merge branch 'ma/leakplugs' 2017-09-29 11:23:43 +09:00
gc.c Merge branch 'aw/gc-lockfile-fscanf-fix' 2017-09-25 15:24:09 +09:00
get-tar-commit-id.c distinguish error versus short read from read_in_full() 2017-09-27 15:45:24 +09:00
grep.c Merge branch 'jk/ref-filter-colors-fix' 2017-10-18 10:19:08 +09:00
hash-object.c sha1_file: convert hash_sha1_file_literally to struct object_id 2017-08-20 21:52:53 -07:00
help.c Merge branch 'ks/help-alias-label' 2017-09-25 15:24:07 +09:00
index-pack.c cleanup: fix possible overflow errors in binary search 2017-10-10 08:57:24 +09:00
init-db.c add UNLEAK annotation for reducing leak false positives 2017-09-08 15:43:17 +09:00
interpret-trailers.c Merge branch 'jk/trailers-parse' 2017-08-26 22:55:04 -07:00
log.c refs: pass NULL to resolve_ref_unsafe() if hash is not needed 2017-09-24 10:18:21 +09:00
ls-files.c add UNLEAK annotation for reducing leak false positives 2017-09-08 15:43:17 +09:00
ls-remote.c wildmatch: remove unused wildopts parameter 2017-06-23 18:27:07 -07:00
ls-tree.c Merge branch 'bw/config-h' 2017-06-24 14:28:41 -07:00
mailinfo.c
mailsplit.c
merge-base.c builtin/merge-base: free commit lists 2017-11-08 11:33:58 +09:00
merge-file.c
merge-index.c
merge-ours.c
merge-recursive.c
merge-tree.c tree-walk: convert fill_tree_descriptor() to object_id 2017-08-14 12:38:54 -07:00
merge.c Merge branch 'rs/strbuf-leakfix' 2017-09-19 10:47:57 +09:00
mktag.c
mktree.c
mv.c submodule: remove gitmodules_config 2017-08-03 13:11:02 -07:00
name-rev.c Merge branch 'ma/builtin-unleak' 2017-10-07 16:27:55 +09:00
notes.c notes: release strbuf after use in notes_copy_from_stdin() 2017-09-07 08:49:28 +09:00
pack-objects.c cleanup: fix possible overflow errors in binary search 2017-10-10 08:57:24 +09:00
pack-redundant.c pack: move pack name-related functions 2017-08-23 15:12:06 -07:00
pack-refs.c
patch-id.c
prune-packed.c Merge branch 'jt/packmigrate' 2017-08-26 22:55:09 -07:00
prune.c progress: simplify "delayed" progress API 2017-08-19 14:01:34 -07:00
pull.c pull: honor submodule.recurse config option 2017-09-07 09:52:18 +09:00
push.c Merge branch 'ma/parse-maybe-bool' 2017-08-22 10:29:03 -07:00
read-tree.c submodule: remove gitmodules_config 2017-08-03 13:11:02 -07:00
rebase--helper.c rebase -i: rearrange fixup/squash lines using the rebase--helper 2017-07-27 15:35:06 -07:00
receive-pack.c Merge branch 'rs/resolve-ref-optional-result' 2017-10-05 13:48:19 +09:00
reflog.c object_array: add and use object_array_pop() 2017-09-24 10:06:04 +09:00
remote-ext.c consistently use "fallthrough" comments in switches 2017-09-22 12:49:57 +09:00
remote-fd.c
remote.c refs: pass NULL to resolve_ref_unsafe() if hash is not needed 2017-09-24 10:18:21 +09:00
repack.c Merge branch 'bw/config-h' 2017-06-24 14:28:41 -07:00
replace.c sha1_file: convert index_fd to struct object_id 2017-08-20 21:52:08 -07:00
rerere.c avoid "write_in_full(fd, buf, len) != len" pattern 2017-09-14 15:17:59 +09:00
reset.c Merge branch 'jk/leak-checkers' 2017-09-19 10:47:55 +09:00
rev-list.c Merge branch 'jk/rev-list-empty-input' into maint 2017-09-10 17:02:48 +09:00
rev-parse.c Merge branch 'bc/rev-parse-parseopt-fix' 2017-10-03 15:42:47 +09:00
revert.c cherry-pick/revert: reject --rerere-autoupdate when continuing 2017-08-02 15:16:09 -07:00
rm.c submodule: remove gitmodules_config 2017-08-03 13:11:02 -07:00
send-pack.c Merge branch 'ma/parse-maybe-bool' 2017-08-22 10:29:03 -07:00
shortlog.c shortlog: skip format/parse roundtrip for internal traversal 2017-09-09 01:57:03 +09:00
show-branch.c Merge branch 'jk/ref-filter-colors-fix' 2017-10-18 10:19:08 +09:00
show-ref.c
stripspace.c
submodule--helper.c Merge branch 'rs/resolve-ref-optional-result' 2017-09-28 14:47:56 +09:00
symbolic-ref.c refs: pass NULL to resolve_ref_unsafe() if hash is not needed 2017-09-24 10:18:21 +09:00
tag.c Merge branch 'jk/ref-filter-colors-fix' 2017-10-18 10:19:08 +09:00
unpack-file.c Merge branch 'jk/write-in-full-fix' 2017-09-25 15:24:06 +09:00
unpack-objects.c cleanup: fix possible overflow errors in binary search 2017-10-10 08:57:24 +09:00
update-index.c Merge branch 'jk/leak-checkers' 2017-09-19 10:47:55 +09:00
update-ref.c builtin/update_ref: convert to struct object_id 2017-07-17 13:54:38 -07:00
update-server-info.c
upload-archive.c
var.c
verify-commit.c Merge branch 'bw/config-h' 2017-06-24 14:28:41 -07:00
verify-pack.c
verify-tag.c Merge branch 'jk/ref-filter-colors' 2017-08-11 13:26:58 -07:00
worktree.c worktree: check the result of read_in_full() 2017-09-27 15:46:05 +09:00
write-tree.c