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-rw-r--r--man/sd_bus_message_append.xml5
-rw-r--r--src/core/main.c6
-rw-r--r--src/core/manager.c2
3 files changed, 9 insertions, 4 deletions
diff --git a/man/sd_bus_message_append.xml b/man/sd_bus_message_append.xml
index 77fce02eae..c222d0fd0e 100644
--- a/man/sd_bus_message_append.xml
+++ b/man/sd_bus_message_append.xml
@@ -169,6 +169,11 @@
</tgroup>
</table>
+ <para>For types "s" and "g" (unicode string or signature), the pointer may be
+ <constant>NULL</constant>, which is equivalent to an empty string. See
+ <citerefentry><refentrytitle>sd_bus_message_append_basic</refentrytitle><manvolnum>3</manvolnum></citerefentry>
+ for the precise interpretation of those and other types.</para>
+
</refsect1>
<refsect1>
diff --git a/src/core/main.c b/src/core/main.c
index 61f3828a36..cf3c640a73 100644
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -1124,7 +1124,7 @@ static int bump_rlimit_nofile(struct rlimit *saved_rlimit) {
* later when transitioning from the initrd to the main
* systemd or suchlike. */
if (getrlimit(RLIMIT_NOFILE, saved_rlimit) < 0)
- return log_error_errno(errno, "Reading RLIMIT_NOFILE failed: %m");
+ return log_warning_errno(errno, "Reading RLIMIT_NOFILE failed, ignoring: %m");
/* Make sure forked processes get the default kernel setting */
if (!arg_default_rlimit[RLIMIT_NOFILE]) {
@@ -1141,7 +1141,7 @@ static int bump_rlimit_nofile(struct rlimit *saved_rlimit) {
nl.rlim_cur = nl.rlim_max = 64*1024;
r = setrlimit_closest(RLIMIT_NOFILE, &nl);
if (r < 0)
- return log_error_errno(r, "Setting RLIMIT_NOFILE failed: %m");
+ return log_warning_errno(r, "Setting RLIMIT_NOFILE failed, ignoring: %m");
return 0;
}
@@ -1775,7 +1775,7 @@ int main(int argc, char *argv[]) {
log_warning_errno(errno, "Failed to make us a subreaper: %m");
if (arg_system) {
- bump_rlimit_nofile(&saved_rlimit_nofile);
+ (void) bump_rlimit_nofile(&saved_rlimit_nofile);
if (empty_etc) {
r = unit_file_preset_all(UNIT_FILE_SYSTEM, false, NULL, UNIT_FILE_PRESET_ENABLE_ONLY, false, NULL, 0);
diff --git a/src/core/manager.c b/src/core/manager.c
index 50aae0d1ba..65f163de31 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -3098,7 +3098,7 @@ int manager_set_default_rlimits(Manager *m, struct rlimit **default_rlimit) {
m->rlimit[i] = newdup(struct rlimit, default_rlimit[i], 1);
if (!m->rlimit[i])
- return -ENOMEM;
+ return log_oom();
}
return 0;