diff options
Diffstat (limited to 'lib/libalpm/sync.c')
| -rw-r--r-- | lib/libalpm/sync.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/lib/libalpm/sync.c b/lib/libalpm/sync.c index fd48ef37..8c50ec88 100644 --- a/lib/libalpm/sync.c +++ b/lib/libalpm/sync.c @@ -439,9 +439,11 @@ int _alpm_sync_prepare(alpm_handle_t *handle, alpm_list_t **data) } } - /* Unresolvable packages will be removed from the target list, so - we free the transaction specific fields */ - alpm_list_free_inner(unresolvable, (alpm_list_fn_free)_alpm_pkg_free_trans); + /* Unresolvable packages will be removed from the target list; set these + * aside in the transaction as a list we won't operate on. If we free them + * before the end of the transaction, we may kill pointers the frontend + * holds to package objects. */ + trans->unresolvable = unresolvable; /* re-order w.r.t. dependencies */ alpm_list_free(trans->add); @@ -508,7 +510,8 @@ int _alpm_sync_prepare(alpm_handle_t *handle, alpm_list_t **data) _("removing '%s' from target list because it conflicts with '%s'\n"), rsync->name, sync->name); trans->add = alpm_list_remove(trans->add, rsync, _alpm_pkg_cmp, NULL); - _alpm_pkg_free_trans(rsync); /* rsync is not transaction target anymore */ + /* rsync is not a transaction target anymore */ + trans->unresolvable = alpm_list_add(trans->unresolvable, rsync); continue; } @@ -610,7 +613,6 @@ int _alpm_sync_prepare(alpm_handle_t *handle, alpm_list_t **data) } cleanup: - alpm_list_free(unresolvable); alpm_list_free(remove); return ret; @@ -1026,9 +1028,12 @@ static int load_packages(alpm_handle_t *handle, alpm_list_t **data, continue; } free(filepath); - pkgfile->reason = spkg->reason; /* copy over install reason */ + /* copy over the install reason */ + pkgfile->reason = spkg->reason; i->data = pkgfile; - _alpm_pkg_free_trans(spkg); /* spkg has been removed from the target list */ + /* spkg has been removed from the target list, so we can free the + * sync-specific fields */ + _alpm_pkg_free_trans(spkg); } PROGRESS(handle, ALPM_PROGRESS_LOAD_START, "", 100, |