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-rw-r--r--src/basic/copy.c6
-rw-r--r--src/basic/util.h5
-rw-r--r--src/bus-proxyd/bus-xml-policy.c6
-rw-r--r--src/core/load-fragment.c8
-rw-r--r--src/core/main.c6
-rw-r--r--src/core/snapshot.c3
-rw-r--r--src/cryptsetup/cryptsetup.c3
-rw-r--r--src/firstboot/firstboot.c6
-rw-r--r--src/import/pull-dkr.c6
-rw-r--r--src/journal/catalog.c3
-rw-r--r--src/journal/coredumpctl.c3
-rw-r--r--src/journal/journalctl.c3
-rw-r--r--src/libsystemd/sd-bus/bus-match.c3
-rw-r--r--src/libsystemd/sd-bus/busctl-introspect.c8
-rw-r--r--src/libsystemd/sd-netlink/test-local-addresses.c3
-rw-r--r--src/login/logind-dbus.c9
-rw-r--r--src/nspawn/nspawn.c6
-rw-r--r--src/nss-myhostname/nss-myhostname.c3
-rw-r--r--src/shared/conf-parser.c3
-rw-r--r--src/systemctl/systemctl.c3
-rw-r--r--src/sysusers/sysusers.c36
-rw-r--r--src/test/test-util.c33
-rw-r--r--src/tty-ask-password-agent/tty-ask-password-agent.c3
-rw-r--r--src/udev/udev-builtin-path_id.c12
-rw-r--r--src/udev/udev-rules.c3
25 files changed, 64 insertions, 119 deletions
diff --git a/src/basic/copy.c b/src/basic/copy.c
index e2d356d676..33427c6a73 100644
--- a/src/basic/copy.c
+++ b/src/basic/copy.c
@@ -467,8 +467,7 @@ int copy_xattr(int fdf, int fdt) {
sza *= 2;
- free(bufa);
- bufa = NULL;
+ bufa = mfree(bufa);
}
p = bufa;
@@ -491,8 +490,7 @@ int copy_xattr(int fdf, int fdt) {
if (m < 0) {
if (errno == ERANGE) {
szb *= 2;
- free(bufb);
- bufb = NULL;
+ bufb = mfree(bufb);
continue;
}
diff --git a/src/basic/util.h b/src/basic/util.h
index c2e5cc610b..06c82665be 100644
--- a/src/basic/util.h
+++ b/src/basic/util.h
@@ -84,6 +84,11 @@ bool streq_ptr(const char *a, const char *b) _pure_;
#define malloc0(n) (calloc((n), 1))
+static inline void *mfree(void *memory) {
+ free(memory);
+ return NULL;
+}
+
static inline const char* yes_no(bool b) {
return b ? "yes" : "no";
}
diff --git a/src/bus-proxyd/bus-xml-policy.c b/src/bus-proxyd/bus-xml-policy.c
index dab5acbcb4..9a3b451c56 100644
--- a/src/bus-proxyd/bus-xml-policy.c
+++ b/src/bus-proxyd/bus-xml-policy.c
@@ -586,10 +586,8 @@ static int file_load(Policy *p, const char *path) {
case POLICY_ITEM_SEND:
case POLICY_ITEM_RECV:
- if (streq(name, "*")) {
- free(name);
- name = NULL;
- }
+ if (streq(name, "*"))
+ name = mfree(name);
break;
diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index a48cb4029a..ba73cc410e 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -3508,9 +3508,7 @@ static int load_from_path(Unit *u, const char *path) {
r = open_follow(&filename, &f, symlink_names, &id);
if (r < 0) {
- free(filename);
- filename = NULL;
-
+ filename = mfree(filename);
if (r != -ENOENT)
return r;
}
@@ -3534,9 +3532,7 @@ static int load_from_path(Unit *u, const char *path) {
r = open_follow(&filename, &f, symlink_names, &id);
if (r < 0) {
- free(filename);
- filename = NULL;
-
+ filename = mfree(filename);
if (r != -ENOENT)
return r;
diff --git a/src/core/main.c b/src/core/main.c
index 6ae8b51544..a66fb18418 100644
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -1844,13 +1844,11 @@ finish:
arg_default_rlimit[j] = NULL;
}
- free(arg_default_unit);
- arg_default_unit = NULL;
+ arg_default_unit = mfree(arg_default_unit);
free_join_controllers();
- strv_free(arg_default_environment);
- arg_default_environment = NULL;
+ arg_default_environment = strv_free(arg_default_environment);
set_free(arg_syscall_archs);
arg_syscall_archs = NULL;
diff --git a/src/core/snapshot.c b/src/core/snapshot.c
index 1e634b9bc1..9518e21f36 100644
--- a/src/core/snapshot.c
+++ b/src/core/snapshot.c
@@ -217,8 +217,7 @@ int snapshot_create(Manager *m, const char *name, bool cleanup, sd_bus_error *e,
break;
}
- free(n);
- n = NULL;
+ n = mfree(n);
}
}
diff --git a/src/cryptsetup/cryptsetup.c b/src/cryptsetup/cryptsetup.c
index 5c6c7c0ed8..74fa90a233 100644
--- a/src/cryptsetup/cryptsetup.c
+++ b/src/cryptsetup/cryptsetup.c
@@ -333,8 +333,7 @@ static int get_password(const char *vol, const char *src, usec_t until, bool acc
/* If the description string is simply the
* volume name, then let's not show this
* twice */
- free(description);
- description = NULL;
+ description = mfree(description);
}
if (mount_point && description)
diff --git a/src/firstboot/firstboot.c b/src/firstboot/firstboot.c
index f06ab3da29..05f1ae2646 100644
--- a/src/firstboot/firstboot.c
+++ b/src/firstboot/firstboot.c
@@ -715,10 +715,8 @@ static int parse_argv(int argc, char *argv[]) {
path_kill_slashes(arg_root);
- if (path_equal(arg_root, "/")) {
- free(arg_root);
- arg_root = NULL;
- }
+ if (path_equal(arg_root, "/"))
+ arg_root = mfree(arg_root);
break;
diff --git a/src/import/pull-dkr.c b/src/import/pull-dkr.c
index 67ca1ce8e4..c918f43446 100644
--- a/src/import/pull-dkr.c
+++ b/src/import/pull-dkr.c
@@ -592,8 +592,7 @@ static int dkr_pull_pull_layer_v2(DkrPull *i) {
i->current_ancestry++;
- free(path);
- path = NULL;
+ path = mfree(path);
}
log_info("Pulling layer %s...", layer);
@@ -652,8 +651,7 @@ static int dkr_pull_pull_layer(DkrPull *i) {
i->current_ancestry++;
- free(path);
- path = NULL;
+ path = mfree(path);
}
log_info("Pulling layer %s...", layer);
diff --git a/src/journal/catalog.c b/src/journal/catalog.c
index 33b0539315..a3e51e2f52 100644
--- a/src/journal/catalog.c
+++ b/src/journal/catalog.c
@@ -263,8 +263,7 @@ int catalog_import_file(Hashmap *h, struct strbuf *sb, const char *path) {
if (r < 0)
return r;
- free(lang);
- lang = NULL;
+ lang = mfree(lang);
}
if (with_language) {
diff --git a/src/journal/coredumpctl.c b/src/journal/coredumpctl.c
index fc49b2e174..098f62af50 100644
--- a/src/journal/coredumpctl.c
+++ b/src/journal/coredumpctl.c
@@ -587,8 +587,7 @@ static int save_core(sd_journal *j, int fd, char **path, bool *unlink_temp) {
if (filename && access(filename, R_OK) < 0) {
log_full(errno == ENOENT ? LOG_DEBUG : LOG_WARNING,
"File %s is not readable: %m", filename);
- free(filename);
- filename = NULL;
+ filename = mfree(filename);
}
if (filename && !endswith(filename, ".xz") && !endswith(filename, ".lz4")) {
diff --git a/src/journal/journalctl.c b/src/journal/journalctl.c
index 073cc77711..355c4f1ee3 100644
--- a/src/journal/journalctl.c
+++ b/src/journal/journalctl.c
@@ -1259,8 +1259,7 @@ static int add_units(sd_journal *j) {
}
}
- strv_free(patterns);
- patterns = NULL;
+ patterns = strv_free(patterns);
STRV_FOREACH(i, arg_user_units) {
_cleanup_free_ char *u = NULL;
diff --git a/src/libsystemd/sd-bus/bus-match.c b/src/libsystemd/sd-bus/bus-match.c
index e4cbd793ed..18c36ce243 100644
--- a/src/libsystemd/sd-bus/bus-match.c
+++ b/src/libsystemd/sd-bus/bus-match.c
@@ -861,8 +861,7 @@ int bus_match_parse(
if (r < 0)
goto fail;
- free(value);
- value = NULL;
+ value = mfree(value);
} else
u = 0;
diff --git a/src/libsystemd/sd-bus/busctl-introspect.c b/src/libsystemd/sd-bus/busctl-introspect.c
index 15c10da7e9..03e83d08a1 100644
--- a/src/libsystemd/sd-bus/busctl-introspect.c
+++ b/src/libsystemd/sd-bus/busctl-introspect.c
@@ -462,9 +462,8 @@ static int parse_xml_node(Context *context, const char *prefix, unsigned n_depth
}
}
- free(argument_type);
- free(argument_direction);
- argument_type = argument_direction = NULL;
+ argument_type = mfree(argument_type);
+ argument_direction = mfree(argument_direction);
}
state = STATE_METHOD;
@@ -604,8 +603,7 @@ static int parse_xml_node(Context *context, const char *prefix, unsigned n_depth
if (!strextend(&context->member_signature, argument_type, NULL))
return log_oom();
- free(argument_type);
- argument_type = NULL;
+ argument_type = mfree(argument_type);
}
state = STATE_SIGNAL;
diff --git a/src/libsystemd/sd-netlink/test-local-addresses.c b/src/libsystemd/sd-netlink/test-local-addresses.c
index 38cbcfbccb..9867eec065 100644
--- a/src/libsystemd/sd-netlink/test-local-addresses.c
+++ b/src/libsystemd/sd-netlink/test-local-addresses.c
@@ -44,9 +44,8 @@ int main(int argc, char *argv[]) {
printf("Local Addresses:\n");
print_local_addresses(a, (unsigned) n);
- free(a);
+ a = mfree(a);
- a = NULL;
n = local_gateways(NULL, 0, AF_UNSPEC, &a);
assert_se(n >= 0);
diff --git a/src/login/logind-dbus.c b/src/login/logind-dbus.c
index 397952e7e5..b0cd85e985 100644
--- a/src/login/logind-dbus.c
+++ b/src/login/logind-dbus.c
@@ -725,15 +725,13 @@ static int method_create_session(sd_bus_message *message, void *userdata, sd_bus
log_warning("Existing logind session ID %s used by new audit session, ignoring", id);
audit_id = 0;
- free(id);
- id = NULL;
+ id = mfree(id);
}
}
if (!id) {
do {
- free(id);
- id = NULL;
+ id = mfree(id);
if (asprintf(&id, "c%lu", ++m->session_counter) < 0)
return -ENOMEM;
@@ -2355,8 +2353,7 @@ static int method_inhibit(sd_bus_message *message, void *userdata, sd_bus_error
return r;
do {
- free(id);
- id = NULL;
+ id = mfree(id);
if (asprintf(&id, "%lu", ++m->inhibit_counter) < 0)
return -ENOMEM;
diff --git a/src/nspawn/nspawn.c b/src/nspawn/nspawn.c
index d46f768cfa..e78b15a8b3 100644
--- a/src/nspawn/nspawn.c
+++ b/src/nspawn/nspawn.c
@@ -309,8 +309,7 @@ static void custom_mount_free_all(void) {
strv_free(m->lower);
}
- free(arg_custom_mounts);
- arg_custom_mounts = NULL;
+ arg_custom_mounts = mfree(arg_custom_mounts);
arg_n_custom_mounts = 0;
}
@@ -561,8 +560,7 @@ static int parse_argv(int argc, char *argv[]) {
case 'M':
if (isempty(optarg)) {
- free(arg_machine);
- arg_machine = NULL;
+ arg_machine = mfree(arg_machine);
} else {
if (!machine_name_is_valid(optarg)) {
log_error("Invalid machine name: %s", optarg);
diff --git a/src/nss-myhostname/nss-myhostname.c b/src/nss-myhostname/nss-myhostname.c
index 31db1aaf68..ab96cb231e 100644
--- a/src/nss-myhostname/nss-myhostname.c
+++ b/src/nss-myhostname/nss-myhostname.c
@@ -464,8 +464,7 @@ enum nss_status _nss_myhostname_gethostbyaddr2_r(
}
}
- free(addresses);
- addresses = NULL;
+ addresses = mfree(addresses);
n_addresses = local_gateways(NULL, 0, AF_UNSPEC, &addresses);
if (n_addresses > 0) {
diff --git a/src/shared/conf-parser.c b/src/shared/conf-parser.c
index 7370c786f9..d99aa1d6e9 100644
--- a/src/shared/conf-parser.c
+++ b/src/shared/conf-parser.c
@@ -333,8 +333,7 @@ int config_parse(const char *unit,
return -ENOMEM;
}
- free(continuation);
- continuation = NULL;
+ continuation = mfree(continuation);
p = c;
} else
p = l;
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index 6db4d6587a..4e850ea1cf 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -3327,8 +3327,7 @@ static void print_status_info(
if (! dir || last) {
printf(dir ? " " : " Drop-In: ");
- free(dir);
- dir = NULL;
+ dir = mfree(dir);
if (path_get_parent(*dropin, &dir) < 0) {
log_oom();
diff --git a/src/sysusers/sysusers.c b/src/sysusers/sysusers.c
index b3fa29b84c..3a92d120d2 100644
--- a/src/sysusers/sysusers.c
+++ b/src/sysusers/sysusers.c
@@ -704,8 +704,7 @@ static int write_files(void) {
goto finish;
}
- free(group_tmp);
- group_tmp = NULL;
+ group_tmp = mfree(group_tmp);
}
if (gshadow) {
if (rename(gshadow_tmp, gshadow_path) < 0) {
@@ -713,8 +712,7 @@ static int write_files(void) {
goto finish;
}
- free(gshadow_tmp);
- gshadow_tmp = NULL;
+ gshadow_tmp = mfree(gshadow_tmp);
}
}
@@ -724,8 +722,7 @@ static int write_files(void) {
goto finish;
}
- free(passwd_tmp);
- passwd_tmp = NULL;
+ passwd_tmp = mfree(passwd_tmp);
}
if (shadow) {
if (rename(shadow_tmp, shadow_path) < 0) {
@@ -733,8 +730,7 @@ static int write_files(void) {
goto finish;
}
- free(shadow_tmp);
- shadow_tmp = NULL;
+ shadow_tmp = mfree(shadow_tmp);
}
r = 0;
@@ -1410,10 +1406,8 @@ static int parse_line(const char *fname, unsigned line, const char *buffer) {
}
/* Verify name */
- if (isempty(name) || streq(name, "-")) {
- free(name);
- name = NULL;
- }
+ if (isempty(name) || streq(name, "-"))
+ name = mfree(name);
if (name) {
r = specifier_printf(name, specifier_table, NULL, &resolved_name);
@@ -1429,10 +1423,8 @@ static int parse_line(const char *fname, unsigned line, const char *buffer) {
}
/* Verify id */
- if (isempty(id) || streq(id, "-")) {
- free(id);
- id = NULL;
- }
+ if (isempty(id) || streq(id, "-"))
+ id = mfree(id);
if (id) {
r = specifier_printf(id, specifier_table, NULL, &resolved_id);
@@ -1443,10 +1435,8 @@ static int parse_line(const char *fname, unsigned line, const char *buffer) {
}
/* Verify description */
- if (isempty(description) || streq(description, "-")) {
- free(description);
- description = NULL;
- }
+ if (isempty(description) || streq(description, "-"))
+ description = mfree(description);
if (description) {
if (!valid_gecos(description)) {
@@ -1456,10 +1446,8 @@ static int parse_line(const char *fname, unsigned line, const char *buffer) {
}
/* Verify home */
- if (isempty(home) || streq(home, "-")) {
- free(home);
- home = NULL;
- }
+ if (isempty(home) || streq(home, "-"))
+ home = mfree(home);
if (home) {
if (!valid_home(home)) {
diff --git a/src/test/test-util.c b/src/test/test-util.c
index f43433baa1..fde3fa0988 100644
--- a/src/test/test-util.c
+++ b/src/test/test-util.c
@@ -714,45 +714,38 @@ static void test_cunescape(void) {
assert_se(cunescape("abc\\\\\\\"\\b\\f\\a\\n\\r\\t\\v\\003\\177\\234\\313\\000\\x00", 0, &unescaped) < 0);
assert_se(cunescape("abc\\\\\\\"\\b\\f\\a\\n\\r\\t\\v\\003\\177\\234\\313\\000\\x00", UNESCAPE_RELAX, &unescaped) >= 0);
assert_se(streq_ptr(unescaped, "abc\\\"\b\f\a\n\r\t\v\003\177\234\313\\000\\x00"));
- free(unescaped);
- unescaped = NULL;
+ unescaped = mfree(unescaped);
/* incomplete sequences */
assert_se(cunescape("\\x0", 0, &unescaped) < 0);
assert_se(cunescape("\\x0", UNESCAPE_RELAX, &unescaped) >= 0);
assert_se(streq_ptr(unescaped, "\\x0"));
- free(unescaped);
- unescaped = NULL;
+ unescaped = mfree(unescaped);
assert_se(cunescape("\\x", 0, &unescaped) < 0);
assert_se(cunescape("\\x", UNESCAPE_RELAX, &unescaped) >= 0);
assert_se(streq_ptr(unescaped, "\\x"));
- free(unescaped);
- unescaped = NULL;
+ unescaped = mfree(unescaped);
assert_se(cunescape("\\", 0, &unescaped) < 0);
assert_se(cunescape("\\", UNESCAPE_RELAX, &unescaped) >= 0);
assert_se(streq_ptr(unescaped, "\\"));
- free(unescaped);
- unescaped = NULL;
+ unescaped = mfree(unescaped);
assert_se(cunescape("\\11", 0, &unescaped) < 0);
assert_se(cunescape("\\11", UNESCAPE_RELAX, &unescaped) >= 0);
assert_se(streq_ptr(unescaped, "\\11"));
- free(unescaped);
- unescaped = NULL;
+ unescaped = mfree(unescaped);
assert_se(cunescape("\\1", 0, &unescaped) < 0);
assert_se(cunescape("\\1", UNESCAPE_RELAX, &unescaped) >= 0);
assert_se(streq_ptr(unescaped, "\\1"));
- free(unescaped);
- unescaped = NULL;
+ unescaped = mfree(unescaped);
assert_se(cunescape("\\u0000", 0, &unescaped) < 0);
assert_se(cunescape("\\u00DF\\U000000df\\u03a0\\U00000041", UNESCAPE_RELAX, &unescaped) >= 0);
assert_se(streq_ptr(unescaped, "ßßΠA"));
- free(unescaped);
- unescaped = NULL;
+ unescaped = mfree(unescaped);
assert_se(cunescape("\\073", 0, &unescaped) >= 0);
assert_se(streq_ptr(unescaped, ";"));
@@ -859,32 +852,28 @@ static void test_read_hostname_config(void) {
write_string_file(path, "foo", WRITE_STRING_FILE_CREATE);
assert_se(read_hostname_config(path, &hostname) == 0);
assert_se(streq(hostname, "foo"));
- free(hostname);
- hostname = NULL;
+ hostname = mfree(hostname);
/* with comment */
write_string_file(path, "# comment\nfoo", WRITE_STRING_FILE_CREATE);
assert_se(read_hostname_config(path, &hostname) == 0);
assert_se(hostname);
assert_se(streq(hostname, "foo"));
- free(hostname);
- hostname = NULL;
+ hostname = mfree(hostname);
/* with comment and extra whitespace */
write_string_file(path, "# comment\n\n foo ", WRITE_STRING_FILE_CREATE);
assert_se(read_hostname_config(path, &hostname) == 0);
assert_se(hostname);
assert_se(streq(hostname, "foo"));
- free(hostname);
- hostname = NULL;
+ hostname = mfree(hostname);
/* cleans up name */
write_string_file(path, "!foo/bar.com", WRITE_STRING_FILE_CREATE);
assert_se(read_hostname_config(path, &hostname) == 0);
assert_se(hostname);
assert_se(streq(hostname, "foobar.com"));
- free(hostname);
- hostname = NULL;
+ hostname = mfree(hostname);
/* no value set */
hostname = (char*) 0x1234;
diff --git a/src/tty-ask-password-agent/tty-ask-password-agent.c b/src/tty-ask-password-agent/tty-ask-password-agent.c
index 73b19d8e89..82cbf95f1e 100644
--- a/src/tty-ask-password-agent/tty-ask-password-agent.c
+++ b/src/tty-ask-password-agent/tty-ask-password-agent.c
@@ -162,8 +162,7 @@ static int ask_password_plymouth(
/* Hmm, first try with cached
* passwords failed, so let's retry
* with a normal password request */
- free(packet);
- packet = NULL;
+ packet = mfree(packet);
if (asprintf(&packet, "*\002%c%s%n", (int) (strlen(message) + 1), message, &n) < 0)
return -ENOMEM;
diff --git a/src/udev/udev-builtin-path_id.c b/src/udev/udev-builtin-path_id.c
index 4ca0a69d7d..aa5cda6fe7 100644
--- a/src/udev/udev-builtin-path_id.c
+++ b/src/udev/udev-builtin-path_id.c
@@ -674,20 +674,16 @@ static int builtin_path_id(struct udev_device *dev, int argc, char *argv[], bool
* might produce conflicting IDs if the parent does not provide a
* unique and predictable name.
*/
- if (!supported_parent) {
- free(path);
- path = NULL;
- }
+ if (!supported_parent)
+ path = mfree(path);
/*
* Do not return block devices without a well-known transport. Some
* devices do not expose their buses and do not provide a unique
* and predictable name that way.
*/
- if (streq(udev_device_get_subsystem(dev), "block") && !supported_transport) {
- free(path);
- path = NULL;
- }
+ if (streq(udev_device_get_subsystem(dev), "block") && !supported_transport)
+ path = mfree(path);
out:
if (path != NULL) {
diff --git a/src/udev/udev-rules.c b/src/udev/udev-rules.c
index bbb9f97226..368da9b1ae 100644
--- a/src/udev/udev-rules.c
+++ b/src/udev/udev-rules.c
@@ -2589,8 +2589,7 @@ int udev_rules_apply_static_dev_perms(struct udev_rules *rules) {
uid = 0;
gid = 0;
mode = 0;
- strv_free(tags);
- tags = NULL;
+ tags = strv_free(tags);
break;
case TK_A_OWNER_ID:
uid = cur->key.uid;
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-03 06:52:03 +0000