size_t l;
r = proc_cmdline(&line);
- if (r < 0)
- log_warning("Failed to read /proc/cmdline, ignoring: %s",
- strerror(-r));
- if (r <= 0)
+ if (r < 0) {
+ log_warning_errno(r, "Failed to read /proc/cmdline, ignoring: %m");
return true;
+ }
FOREACH_WORD_QUOTED(word, l, line, state)
if (strneq(word, "net.ifnames=0", l))
paths_check_timestamp(link_dirs, &ctx->link_dirs_ts_usec, true);
r = conf_files_list_strv(&files, ".link", NULL, link_dirs);
- if (r < 0) {
- log_error("failed to enumerate link files: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "failed to enumerate link files: %m");
STRV_FOREACH_BACKWARDS(f, files) {
r = load_link(ctx, *f);
r = ethtool_set_speed(&ctx->ethtool_fd, old_name, config->speed / 1024,
config->duplex);
if (r < 0)
- log_warning("Could not set speed or duplex of %s to %u Mbps (%s): %s",
- old_name, config->speed / 1024,
- duplex_to_string(config->duplex), strerror(-r));
+ log_warning_errno(r, "Could not set speed or duplex of %s to %u Mbps (%s): %m",
+ old_name, config->speed / 1024,
+ duplex_to_string(config->duplex));
r = ethtool_set_wol(&ctx->ethtool_fd, old_name, config->wol);
if (r < 0)
- log_warning("Could not set WakeOnLan of %s to %s: %s",
- old_name, wol_to_string(config->wol), strerror(-r));
+ log_warning_errno(r, "Could not set WakeOnLan of %s to %s: %m",
+ old_name, wol_to_string(config->wol));
ifindex = udev_device_get_ifindex(device);
if (ifindex <= 0) {
r = rtnl_set_link_properties(&ctx->rtnl, ifindex, config->alias, mac,
config->mtu);
- if (r < 0) {
- log_warning("Could not set Alias, MACAddress or MTU on %s: %s",
- old_name, strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_warning_errno(r, "Could not set Alias, MACAddress or MTU on %s: %m", old_name);
*name = new_name;