diff options
Diffstat (limited to 'src/libsystemd-network/sd-dhcp-lease.c')
| -rw-r--r-- | src/libsystemd-network/sd-dhcp-lease.c | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/src/libsystemd-network/sd-dhcp-lease.c b/src/libsystemd-network/sd-dhcp-lease.c index 54417b3af3..febf9f87f3 100644 --- a/src/libsystemd-network/sd-dhcp-lease.c +++ b/src/libsystemd-network/sd-dhcp-lease.c @@ -643,13 +643,13 @@ int sd_dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file) { r = fopen_temporary(lease_file, &f, &temp_path); if (r < 0) - goto finish; + goto fail; fchmod(fileno(f), 0644); r = sd_dhcp_lease_get_address(lease, &address); if (r < 0) - goto finish; + goto fail; fprintf(f, "# This is private data. Do not parse.\n" @@ -657,7 +657,7 @@ int sd_dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file) { r = sd_dhcp_lease_get_netmask(lease, &address); if (r < 0) - goto finish; + goto fail; fprintf(f, "NETMASK=%s\n", inet_ntoa(address)); @@ -713,7 +713,7 @@ int sd_dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file) { client_id_hex = hexmem(client_id, client_id_len); if (!client_id_hex) { r = -ENOMEM; - goto finish; + goto fail; } fprintf(f, "CLIENTID=%s\n", client_id_hex); } @@ -725,26 +725,27 @@ int sd_dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file) { option_hex = hexmem(data, data_len); if (!option_hex) { r = -ENOMEM; - goto finish; + goto fail; } fprintf(f, "VENDOR_SPECIFIC=%s\n", option_hex); } - r = 0; - - fflush(f); + r = fflush_and_check(f); + if (r < 0) + goto fail; - if (ferror(f) || rename(temp_path, lease_file) < 0) { + if (rename(temp_path, lease_file) < 0) { r = -errno; - unlink(lease_file); - unlink(temp_path); + goto fail; } -finish: - if (r < 0) - log_error_errno(r, "Failed to save lease data %s: %m", lease_file); + return 0; + +fail: + if (temp_path) + (void) unlink(temp_path); - return r; + return log_error_errno(r, "Failed to save lease data %s: %m", lease_file); } int sd_dhcp_lease_load(sd_dhcp_lease **ret, const char *lease_file) { |