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bisect: fix various cases where we leak commit list items

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There are various cases where we leak commit list items because we
evict items from the list, but don't free them. Plug those.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Patrick Steinhardt
2024-11-20 14:39:36 +01:00
committed by Junio C Hamano
parent 2b7706aae5
commit c1e98f9010
2 changed files with 23 additions and 8 deletions
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30
bisect.c
View File

@ -442,9 +442,12 @@ void find_bisection(struct commit_list **commit_list, int *reaches,
best->next = NULL;
}
*reaches = weight(best);
} else {
free_commit_list(*commit_list);
}
free(weights);
*commit_list = best;
free(weights);
clear_commit_weight(&commit_weight);
}
@ -557,8 +560,11 @@ struct commit_list *filter_skipped(struct commit_list *list,
tried = &list->next;
} else {
if (!show_all) {
if (!skipped_first || !*skipped_first)
if (!skipped_first || !*skipped_first) {
free_commit_list(next);
free_commit_list(filtered);
return list;
}
} else if (skipped_first && !*skipped_first) {
/* This means we know it's not skipped */
*skipped_first = -1;
@ -614,7 +620,7 @@ static int sqrti(int val)
static struct commit_list *skip_away(struct commit_list *list, int count)
{
struct commit_list *cur, *previous;
struct commit_list *cur, *previous, *result = list;
int prn, index, i;
prn = get_prn(count);
@ -626,15 +632,23 @@ static struct commit_list *skip_away(struct commit_list *list, int count)
for (i = 0; cur; cur = cur->next, i++) {
if (i == index) {
if (!oideq(&cur->item->object.oid, current_bad_oid))
return cur;
if (previous)
return previous;
return list;
result = cur;
else if (previous)
result = previous;
else
result = list;
break;
}
previous = cur;
}
return list;
for (cur = list; cur != result; ) {
struct commit_list *next = cur->next;
free(cur);
cur = next;
}
return result;
}
static struct commit_list *managed_skipped(struct commit_list *list,

1
t/t6030-bisect-porcelain.sh
View File

@ -9,6 +9,7 @@ exec </dev/null
GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
TEST_PASSES_SANITIZE_LEAK=true
. ./test-lib.sh
add_line_into_file()