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[2a01:4f8:120:2468::2]) by smtp.gmail.com with ESMTPSA id c13-20020a5d528d000000b0021ef34124ebsm1492018wrv.11.2022.07.28.09.30.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 28 Jul 2022 09:30:18 -0700 (PDT) From: =?UTF-8?q?=C3=86var=20Arnfj=C3=B6r=C3=B0=20Bjarmason?= To: git@vger.kernel.org Cc: Junio C Hamano , Glen Choo , Atharva Raykar , Prathamesh Chavan , =?UTF-8?q?=C3=86var=20Arnfj=C3=B6r=C3=B0=20Bjarmason?= Subject: [PATCH v4 03/17] submodule--helper: fix most "struct pathspec" memory leaks Date: Thu, 28 Jul 2022 18:29:57 +0200 Message-Id: X-Mailer: git-send-email 2.37.1.1197.g7ed548b7807 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Call clear_pathspec() at the end of various functions that work with and allocate a "struct pathspec". Signed-off-by: Ævar Arnfjörð Bjarmason --- builtin/submodule--helper.c | 74 +++++++++++++++++++++++++------------ 1 file changed, 51 insertions(+), 23 deletions(-) diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c index d452af40d2d..6c53c83a2af 100644 --- a/builtin/submodule--helper.c +++ b/builtin/submodule--helper.c @@ -367,7 +367,7 @@ static void runcommand_in_submodule_cb(const struct cache_entry *list_item, static int module_foreach(int argc, const char **argv, const char *prefix) { struct foreach_cb info = FOREACH_CB_INIT; - struct pathspec pathspec; + struct pathspec pathspec = { 0 }; struct module_list list = MODULE_LIST_INIT; struct option module_foreach_options[] = { OPT__QUIET(&info.quiet, N_("suppress output of entering each submodule command")), @@ -379,12 +379,13 @@ static int module_foreach(int argc, const char **argv, const char *prefix) N_("git submodule foreach [--quiet] [--recursive] [--] "), NULL }; + int ret = 1; argc = parse_options(argc, argv, prefix, module_foreach_options, git_submodule_helper_usage, 0); if (module_list_compute(0, NULL, prefix, &pathspec, &list) < 0) - return 1; + goto cleanup; info.argc = argc; info.argv = argv; @@ -392,7 +393,10 @@ static int module_foreach(int argc, const char **argv, const char *prefix) for_each_listed_submodule(&list, runcommand_in_submodule_cb, &info); - return 0; + ret = 0; +cleanup: + clear_pathspec(&pathspec); + return ret; } static int starts_with_dot_slash(const char *const path) @@ -502,7 +506,7 @@ static void init_submodule_cb(const struct cache_entry *list_item, void *cb_data static int module_init(int argc, const char **argv, const char *prefix) { struct init_cb info = INIT_CB_INIT; - struct pathspec pathspec; + struct pathspec pathspec = { 0 }; struct module_list list = MODULE_LIST_INIT; int quiet = 0; struct option module_init_options[] = { @@ -513,12 +517,13 @@ static int module_init(int argc, const char **argv, const char *prefix) N_("git submodule init [] []"), NULL }; + int ret = 1; argc = parse_options(argc, argv, prefix, module_init_options, git_submodule_helper_usage, 0); if (module_list_compute(argc, argv, prefix, &pathspec, &list) < 0) - return 1; + goto cleanup; /* * If there are no path args and submodule.active is set then, @@ -533,7 +538,10 @@ static int module_init(int argc, const char **argv, const char *prefix) for_each_listed_submodule(&list, init_submodule_cb, &info); - return 0; + ret = 0; +cleanup: + clear_pathspec(&pathspec); + return ret; } struct status_cb { @@ -680,7 +688,7 @@ static void status_submodule_cb(const struct cache_entry *list_item, static int module_status(int argc, const char **argv, const char *prefix) { struct status_cb info = STATUS_CB_INIT; - struct pathspec pathspec; + struct pathspec pathspec = { 0 }; struct module_list list = MODULE_LIST_INIT; int quiet = 0; struct option module_status_options[] = { @@ -693,12 +701,13 @@ static int module_status(int argc, const char **argv, const char *prefix) N_("git submodule status [--quiet] [--cached] [--recursive] [...]"), NULL }; + int ret = 1; argc = parse_options(argc, argv, prefix, module_status_options, git_submodule_helper_usage, 0); if (module_list_compute(argc, argv, prefix, &pathspec, &list) < 0) - return 1; + goto cleanup; info.prefix = prefix; if (quiet) @@ -706,7 +715,10 @@ static int module_status(int argc, const char **argv, const char *prefix) for_each_listed_submodule(&list, status_submodule_cb, &info); - return 0; + ret = 0; +cleanup: + clear_pathspec(&pathspec); + return ret; } struct module_cb { @@ -1245,7 +1257,7 @@ static void sync_submodule_cb(const struct cache_entry *list_item, void *cb_data static int module_sync(int argc, const char **argv, const char *prefix) { struct sync_cb info = SYNC_CB_INIT; - struct pathspec pathspec; + struct pathspec pathspec = { 0 }; struct module_list list = MODULE_LIST_INIT; int quiet = 0; int recursive = 0; @@ -1259,12 +1271,13 @@ static int module_sync(int argc, const char **argv, const char *prefix) N_("git submodule sync [--quiet] [--recursive] []"), NULL }; + int ret = 1; argc = parse_options(argc, argv, prefix, module_sync_options, git_submodule_helper_usage, 0); if (module_list_compute(argc, argv, prefix, &pathspec, &list) < 0) - return 1; + goto cleanup; info.prefix = prefix; if (quiet) @@ -1274,7 +1287,10 @@ static int module_sync(int argc, const char **argv, const char *prefix) for_each_listed_submodule(&list, sync_submodule_cb, &info); - return 0; + ret = 0; +cleanup: + clear_pathspec(&pathspec); + return ret; } struct deinit_cb { @@ -1383,7 +1399,7 @@ static void deinit_submodule_cb(const struct cache_entry *list_item, static int module_deinit(int argc, const char **argv, const char *prefix) { struct deinit_cb info = DEINIT_CB_INIT; - struct pathspec pathspec; + struct pathspec pathspec = { 0 }; struct module_list list = MODULE_LIST_INIT; int quiet = 0; int force = 0; @@ -1398,6 +1414,7 @@ static int module_deinit(int argc, const char **argv, const char *prefix) N_("git submodule deinit [--quiet] [-f | --force] [--all | [--] [...]]"), NULL }; + int ret = 1; argc = parse_options(argc, argv, prefix, module_deinit_options, git_submodule_helper_usage, 0); @@ -1412,7 +1429,7 @@ static int module_deinit(int argc, const char **argv, const char *prefix) die(_("Use '--all' if you really want to deinitialize all submodules")); if (module_list_compute(argc, argv, prefix, &pathspec, &list) < 0) - return 1; + goto cleanup; info.prefix = prefix; if (quiet) @@ -1422,7 +1439,10 @@ static int module_deinit(int argc, const char **argv, const char *prefix) for_each_listed_submodule(&list, deinit_submodule_cb, &info); - return 0; + ret = 0; +cleanup: + clear_pathspec(&pathspec); + return ret; } struct module_clone_data { @@ -2516,7 +2536,7 @@ static int update_submodules(struct update_data *update_data) static int module_update(int argc, const char **argv, const char *prefix) { - struct pathspec pathspec; + struct pathspec pathspec = { 0 }; struct update_data opt = UPDATE_DATA_INIT; struct list_objects_filter_options filter_options = { 0 }; int ret; @@ -2593,8 +2613,8 @@ static int module_update(int argc, const char **argv, const char *prefix) opt.update_strategy.type = opt.update_default; if (module_list_compute(argc, argv, prefix, &pathspec, &opt.list) < 0) { - list_objects_filter_release(&filter_options); - return 1; + ret = 1; + goto cleanup; } if (pathspec.nr) @@ -2605,8 +2625,10 @@ static int module_update(int argc, const char **argv, const char *prefix) struct init_cb info = INIT_CB_INIT; if (module_list_compute(argc, argv, opt.prefix, - &pathspec, &list) < 0) - return 1; + &pathspec, &list) < 0) { + ret = 1; + goto cleanup; + } /* * If there are no path args and submodule.active is set then, @@ -2623,7 +2645,9 @@ static int module_update(int argc, const char **argv, const char *prefix) } ret = update_submodules(&opt); +cleanup: list_objects_filter_release(&filter_options); + clear_pathspec(&pathspec); return ret; } @@ -2707,7 +2731,7 @@ static int push_check(int argc, const char **argv, const char *prefix) static int absorb_git_dirs(int argc, const char **argv, const char *prefix) { int i; - struct pathspec pathspec; + struct pathspec pathspec = { 0 }; struct module_list list = MODULE_LIST_INIT; unsigned flags = ABSORB_GITDIR_RECURSE_SUBMODULES; struct option embed_gitdir_options[] = { @@ -2722,17 +2746,21 @@ static int absorb_git_dirs(int argc, const char **argv, const char *prefix) N_("git submodule absorbgitdirs [] [...]"), NULL }; + int ret = 1; argc = parse_options(argc, argv, prefix, embed_gitdir_options, git_submodule_helper_usage, 0); if (module_list_compute(argc, argv, prefix, &pathspec, &list) < 0) - return 1; + goto cleanup; for (i = 0; i < list.nr; i++) absorb_git_dir_into_superproject(list.entries[i]->name, flags); - return 0; + ret = 0; +cleanup: + clear_pathspec(&pathspec); + return ret; } static int module_config(int argc, const char **argv, const char *prefix) -- 2.37.1.1197.g7ed548b7807