1ee485290SMarcel Holtmann /* 2ee485290SMarcel Holtmann BlueZ - Bluetooth protocol stack for Linux 3ee485290SMarcel Holtmann 4ee485290SMarcel Holtmann Copyright (C) 2014 Intel Corporation 5ee485290SMarcel Holtmann 6ee485290SMarcel Holtmann This program is free software; you can redistribute it and/or modify 7ee485290SMarcel Holtmann it under the terms of the GNU General Public License version 2 as 8ee485290SMarcel Holtmann published by the Free Software Foundation; 9ee485290SMarcel Holtmann 10ee485290SMarcel Holtmann THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 11ee485290SMarcel Holtmann OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 12ee485290SMarcel Holtmann FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. 13ee485290SMarcel Holtmann IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY 14ee485290SMarcel Holtmann CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES 15ee485290SMarcel Holtmann WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16ee485290SMarcel Holtmann ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17ee485290SMarcel Holtmann OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18ee485290SMarcel Holtmann 19ee485290SMarcel Holtmann ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, 20ee485290SMarcel Holtmann COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS 21ee485290SMarcel Holtmann SOFTWARE IS DISCLAIMED. 22ee485290SMarcel Holtmann */ 23ee485290SMarcel Holtmann 246de50f9fSMarcel Holtmann #include <linux/debugfs.h> 256de50f9fSMarcel Holtmann 26ee485290SMarcel Holtmann #include <net/bluetooth/bluetooth.h> 270a2b0f04SJohan Hedberg #include <net/bluetooth/hci_core.h> 28ee485290SMarcel Holtmann 2958771c1cSSalvatore Benedetto #include "ecdh_helper.h" 300a2b0f04SJohan Hedberg #include "smp.h" 31ee485290SMarcel Holtmann #include "selftest.h" 32ee485290SMarcel Holtmann 330b6415b6SJohan Hedberg #if IS_ENABLED(CONFIG_BT_SELFTEST_ECDH) 340b6415b6SJohan Hedberg 350b6415b6SJohan Hedberg static const u8 priv_a_1[32] __initconst = { 360b6415b6SJohan Hedberg 0xbd, 0x1a, 0x3c, 0xcd, 0xa6, 0xb8, 0x99, 0x58, 370b6415b6SJohan Hedberg 0x99, 0xb7, 0x40, 0xeb, 0x7b, 0x60, 0xff, 0x4a, 380b6415b6SJohan Hedberg 0x50, 0x3f, 0x10, 0xd2, 0xe3, 0xb3, 0xc9, 0x74, 390b6415b6SJohan Hedberg 0x38, 0x5f, 0xc5, 0xa3, 0xd4, 0xf6, 0x49, 0x3f, 400b6415b6SJohan Hedberg }; 410b6415b6SJohan Hedberg static const u8 priv_b_1[32] __initconst = { 420b6415b6SJohan Hedberg 0xfd, 0xc5, 0x7f, 0xf4, 0x49, 0xdd, 0x4f, 0x6b, 430b6415b6SJohan Hedberg 0xfb, 0x7c, 0x9d, 0xf1, 0xc2, 0x9a, 0xcb, 0x59, 440b6415b6SJohan Hedberg 0x2a, 0xe7, 0xd4, 0xee, 0xfb, 0xfc, 0x0a, 0x90, 450b6415b6SJohan Hedberg 0x9a, 0xbb, 0xf6, 0x32, 0x3d, 0x8b, 0x18, 0x55, 460b6415b6SJohan Hedberg }; 470b6415b6SJohan Hedberg static const u8 pub_a_1[64] __initconst = { 480b6415b6SJohan Hedberg 0xe6, 0x9d, 0x35, 0x0e, 0x48, 0x01, 0x03, 0xcc, 490b6415b6SJohan Hedberg 0xdb, 0xfd, 0xf4, 0xac, 0x11, 0x91, 0xf4, 0xef, 500b6415b6SJohan Hedberg 0xb9, 0xa5, 0xf9, 0xe9, 0xa7, 0x83, 0x2c, 0x5e, 510b6415b6SJohan Hedberg 0x2c, 0xbe, 0x97, 0xf2, 0xd2, 0x03, 0xb0, 0x20, 520b6415b6SJohan Hedberg 530b6415b6SJohan Hedberg 0x8b, 0xd2, 0x89, 0x15, 0xd0, 0x8e, 0x1c, 0x74, 540b6415b6SJohan Hedberg 0x24, 0x30, 0xed, 0x8f, 0xc2, 0x45, 0x63, 0x76, 550b6415b6SJohan Hedberg 0x5c, 0x15, 0x52, 0x5a, 0xbf, 0x9a, 0x32, 0x63, 560b6415b6SJohan Hedberg 0x6d, 0xeb, 0x2a, 0x65, 0x49, 0x9c, 0x80, 0xdc, 570b6415b6SJohan Hedberg }; 580b6415b6SJohan Hedberg static const u8 pub_b_1[64] __initconst = { 590b6415b6SJohan Hedberg 0x90, 0xa1, 0xaa, 0x2f, 0xb2, 0x77, 0x90, 0x55, 600b6415b6SJohan Hedberg 0x9f, 0xa6, 0x15, 0x86, 0xfd, 0x8a, 0xb5, 0x47, 610b6415b6SJohan Hedberg 0x00, 0x4c, 0x9e, 0xf1, 0x84, 0x22, 0x59, 0x09, 620b6415b6SJohan Hedberg 0x96, 0x1d, 0xaf, 0x1f, 0xf0, 0xf0, 0xa1, 0x1e, 630b6415b6SJohan Hedberg 640b6415b6SJohan Hedberg 0x4a, 0x21, 0xb1, 0x15, 0xf9, 0xaf, 0x89, 0x5f, 650b6415b6SJohan Hedberg 0x76, 0x36, 0x8e, 0xe2, 0x30, 0x11, 0x2d, 0x47, 660b6415b6SJohan Hedberg 0x60, 0x51, 0xb8, 0x9a, 0x3a, 0x70, 0x56, 0x73, 670b6415b6SJohan Hedberg 0x37, 0xad, 0x9d, 0x42, 0x3e, 0xf3, 0x55, 0x4c, 680b6415b6SJohan Hedberg }; 690b6415b6SJohan Hedberg static const u8 dhkey_1[32] __initconst = { 700b6415b6SJohan Hedberg 0x98, 0xa6, 0xbf, 0x73, 0xf3, 0x34, 0x8d, 0x86, 710b6415b6SJohan Hedberg 0xf1, 0x66, 0xf8, 0xb4, 0x13, 0x6b, 0x79, 0x99, 720b6415b6SJohan Hedberg 0x9b, 0x7d, 0x39, 0x0a, 0xa6, 0x10, 0x10, 0x34, 730b6415b6SJohan Hedberg 0x05, 0xad, 0xc8, 0x57, 0xa3, 0x34, 0x02, 0xec, 740b6415b6SJohan Hedberg }; 750b6415b6SJohan Hedberg 760b6415b6SJohan Hedberg static const u8 priv_a_2[32] __initconst = { 770b6415b6SJohan Hedberg 0x63, 0x76, 0x45, 0xd0, 0xf7, 0x73, 0xac, 0xb7, 780b6415b6SJohan Hedberg 0xff, 0xdd, 0x03, 0x72, 0xb9, 0x72, 0x85, 0xb4, 790b6415b6SJohan Hedberg 0x41, 0xb6, 0x5d, 0x0c, 0x5d, 0x54, 0x84, 0x60, 800b6415b6SJohan Hedberg 0x1a, 0xa3, 0x9a, 0x3c, 0x69, 0x16, 0xa5, 0x06, 810b6415b6SJohan Hedberg }; 820b6415b6SJohan Hedberg static const u8 priv_b_2[32] __initconst = { 830b6415b6SJohan Hedberg 0xba, 0x30, 0x55, 0x50, 0x19, 0xa2, 0xca, 0xa3, 840b6415b6SJohan Hedberg 0xa5, 0x29, 0x08, 0xc6, 0xb5, 0x03, 0x88, 0x7e, 850b6415b6SJohan Hedberg 0x03, 0x2b, 0x50, 0x73, 0xd4, 0x2e, 0x50, 0x97, 860b6415b6SJohan Hedberg 0x64, 0xcd, 0x72, 0x0d, 0x67, 0xa0, 0x9a, 0x52, 870b6415b6SJohan Hedberg }; 880b6415b6SJohan Hedberg static const u8 pub_a_2[64] __initconst = { 890b6415b6SJohan Hedberg 0xdd, 0x78, 0x5c, 0x74, 0x03, 0x9b, 0x7e, 0x98, 900b6415b6SJohan Hedberg 0xcb, 0x94, 0x87, 0x4a, 0xad, 0xfa, 0xf8, 0xd5, 910b6415b6SJohan Hedberg 0x43, 0x3e, 0x5c, 0xaf, 0xea, 0xb5, 0x4c, 0xf4, 920b6415b6SJohan Hedberg 0x9e, 0x80, 0x79, 0x57, 0x7b, 0xa4, 0x31, 0x2c, 930b6415b6SJohan Hedberg 940b6415b6SJohan Hedberg 0x4f, 0x5d, 0x71, 0x43, 0x77, 0x43, 0xf8, 0xea, 950b6415b6SJohan Hedberg 0xd4, 0x3e, 0xbd, 0x17, 0x91, 0x10, 0x21, 0xd0, 960b6415b6SJohan Hedberg 0x1f, 0x87, 0x43, 0x8e, 0x40, 0xe2, 0x52, 0xcd, 970b6415b6SJohan Hedberg 0xbe, 0xdf, 0x98, 0x38, 0x18, 0x12, 0x95, 0x91, 980b6415b6SJohan Hedberg }; 990b6415b6SJohan Hedberg static const u8 pub_b_2[64] __initconst = { 1000b6415b6SJohan Hedberg 0xcc, 0x00, 0x65, 0xe1, 0xf5, 0x6c, 0x0d, 0xcf, 1010b6415b6SJohan Hedberg 0xec, 0x96, 0x47, 0x20, 0x66, 0xc9, 0xdb, 0x84, 1020b6415b6SJohan Hedberg 0x81, 0x75, 0xa8, 0x4d, 0xc0, 0xdf, 0xc7, 0x9d, 1030b6415b6SJohan Hedberg 0x1b, 0x3f, 0x3d, 0xf2, 0x3f, 0xe4, 0x65, 0xf4, 1040b6415b6SJohan Hedberg 1050b6415b6SJohan Hedberg 0x79, 0xb2, 0xec, 0xd8, 0xca, 0x55, 0xa1, 0xa8, 1060b6415b6SJohan Hedberg 0x43, 0x4d, 0x6b, 0xca, 0x10, 0xb0, 0xc2, 0x01, 1070b6415b6SJohan Hedberg 0xc2, 0x33, 0x4e, 0x16, 0x24, 0xc4, 0xef, 0xee, 1080b6415b6SJohan Hedberg 0x99, 0xd8, 0xbb, 0xbc, 0x48, 0xd0, 0x01, 0x02, 1090b6415b6SJohan Hedberg }; 1100b6415b6SJohan Hedberg static const u8 dhkey_2[32] __initconst = { 1110b6415b6SJohan Hedberg 0x69, 0xeb, 0x21, 0x32, 0xf2, 0xc6, 0x05, 0x41, 1120b6415b6SJohan Hedberg 0x60, 0x19, 0xcd, 0x5e, 0x94, 0xe1, 0xe6, 0x5f, 1130b6415b6SJohan Hedberg 0x33, 0x07, 0xe3, 0x38, 0x4b, 0x68, 0xe5, 0x62, 1140b6415b6SJohan Hedberg 0x3f, 0x88, 0x6d, 0x2f, 0x3a, 0x84, 0x85, 0xab, 1150b6415b6SJohan Hedberg }; 1160b6415b6SJohan Hedberg 1170b6415b6SJohan Hedberg static const u8 priv_a_3[32] __initconst = { 1180b6415b6SJohan Hedberg 0xbd, 0x1a, 0x3c, 0xcd, 0xa6, 0xb8, 0x99, 0x58, 1190b6415b6SJohan Hedberg 0x99, 0xb7, 0x40, 0xeb, 0x7b, 0x60, 0xff, 0x4a, 1200b6415b6SJohan Hedberg 0x50, 0x3f, 0x10, 0xd2, 0xe3, 0xb3, 0xc9, 0x74, 1210b6415b6SJohan Hedberg 0x38, 0x5f, 0xc5, 0xa3, 0xd4, 0xf6, 0x49, 0x3f, 1220b6415b6SJohan Hedberg }; 1230b6415b6SJohan Hedberg static const u8 pub_a_3[64] __initconst = { 1240b6415b6SJohan Hedberg 0xe6, 0x9d, 0x35, 0x0e, 0x48, 0x01, 0x03, 0xcc, 1250b6415b6SJohan Hedberg 0xdb, 0xfd, 0xf4, 0xac, 0x11, 0x91, 0xf4, 0xef, 1260b6415b6SJohan Hedberg 0xb9, 0xa5, 0xf9, 0xe9, 0xa7, 0x83, 0x2c, 0x5e, 1270b6415b6SJohan Hedberg 0x2c, 0xbe, 0x97, 0xf2, 0xd2, 0x03, 0xb0, 0x20, 1280b6415b6SJohan Hedberg 1290b6415b6SJohan Hedberg 0x8b, 0xd2, 0x89, 0x15, 0xd0, 0x8e, 0x1c, 0x74, 1300b6415b6SJohan Hedberg 0x24, 0x30, 0xed, 0x8f, 0xc2, 0x45, 0x63, 0x76, 1310b6415b6SJohan Hedberg 0x5c, 0x15, 0x52, 0x5a, 0xbf, 0x9a, 0x32, 0x63, 1320b6415b6SJohan Hedberg 0x6d, 0xeb, 0x2a, 0x65, 0x49, 0x9c, 0x80, 0xdc, 1330b6415b6SJohan Hedberg }; 1340b6415b6SJohan Hedberg static const u8 dhkey_3[32] __initconst = { 1350b6415b6SJohan Hedberg 0x2d, 0xab, 0x00, 0x48, 0xcb, 0xb3, 0x7b, 0xda, 1360b6415b6SJohan Hedberg 0x55, 0x7b, 0x8b, 0x72, 0xa8, 0x57, 0x87, 0xc3, 1370b6415b6SJohan Hedberg 0x87, 0x27, 0x99, 0x32, 0xfc, 0x79, 0x5f, 0xae, 1380b6415b6SJohan Hedberg 0x7c, 0x1c, 0xf9, 0x49, 0xe6, 0xd7, 0xaa, 0x70, 1390b6415b6SJohan Hedberg }; 1400b6415b6SJohan Hedberg 141*47eb2ac8STudor Ambarus static int __init test_ecdh_sample(struct crypto_kpp *tfm, const u8 priv_a[32], 142*47eb2ac8STudor Ambarus const u8 priv_b[32], const u8 pub_a[64], 143*47eb2ac8STudor Ambarus const u8 pub_b[64], const u8 dhkey[32]) 1440b6415b6SJohan Hedberg { 145763d9a30SSalvatore Benedetto u8 *tmp, *dhkey_a, *dhkey_b; 146763d9a30SSalvatore Benedetto int ret = 0; 147763d9a30SSalvatore Benedetto 148763d9a30SSalvatore Benedetto tmp = kmalloc(64, GFP_KERNEL); 149763d9a30SSalvatore Benedetto if (!tmp) 150763d9a30SSalvatore Benedetto return -EINVAL; 151763d9a30SSalvatore Benedetto 152763d9a30SSalvatore Benedetto dhkey_a = &tmp[0]; 153763d9a30SSalvatore Benedetto dhkey_b = &tmp[32]; 1540b6415b6SJohan Hedberg 155*47eb2ac8STudor Ambarus compute_ecdh_secret(tfm, pub_b, priv_a, dhkey_a); 156*47eb2ac8STudor Ambarus compute_ecdh_secret(tfm, pub_a, priv_b, dhkey_b); 1570b6415b6SJohan Hedberg 158763d9a30SSalvatore Benedetto if (memcmp(dhkey_a, dhkey, 32)) { 159763d9a30SSalvatore Benedetto ret = -EINVAL; 160763d9a30SSalvatore Benedetto goto out; 161763d9a30SSalvatore Benedetto } 1620b6415b6SJohan Hedberg 1630b6415b6SJohan Hedberg if (memcmp(dhkey_b, dhkey, 32)) 164763d9a30SSalvatore Benedetto ret = -EINVAL; 1650b6415b6SJohan Hedberg 166763d9a30SSalvatore Benedetto out: 1673dfe55d9SColin Ian King kfree(tmp); 168763d9a30SSalvatore Benedetto return ret; 1690b6415b6SJohan Hedberg } 1700b6415b6SJohan Hedberg 1716de50f9fSMarcel Holtmann static char test_ecdh_buffer[32]; 1726de50f9fSMarcel Holtmann 1736de50f9fSMarcel Holtmann static ssize_t test_ecdh_read(struct file *file, char __user *user_buf, 1746de50f9fSMarcel Holtmann size_t count, loff_t *ppos) 1756de50f9fSMarcel Holtmann { 1766de50f9fSMarcel Holtmann return simple_read_from_buffer(user_buf, count, ppos, test_ecdh_buffer, 1776de50f9fSMarcel Holtmann strlen(test_ecdh_buffer)); 1786de50f9fSMarcel Holtmann } 1796de50f9fSMarcel Holtmann 1806de50f9fSMarcel Holtmann static const struct file_operations test_ecdh_fops = { 1816de50f9fSMarcel Holtmann .open = simple_open, 1826de50f9fSMarcel Holtmann .read = test_ecdh_read, 1836de50f9fSMarcel Holtmann .llseek = default_llseek, 1846de50f9fSMarcel Holtmann }; 1856de50f9fSMarcel Holtmann 1860b6415b6SJohan Hedberg static int __init test_ecdh(void) 1870b6415b6SJohan Hedberg { 188*47eb2ac8STudor Ambarus struct crypto_kpp *tfm; 189e64b4fb6SMarcel Holtmann ktime_t calltime, delta, rettime; 190e64b4fb6SMarcel Holtmann unsigned long long duration; 1910b6415b6SJohan Hedberg int err; 1920b6415b6SJohan Hedberg 193e64b4fb6SMarcel Holtmann calltime = ktime_get(); 194e64b4fb6SMarcel Holtmann 195*47eb2ac8STudor Ambarus tfm = crypto_alloc_kpp("ecdh", CRYPTO_ALG_INTERNAL, 0); 196*47eb2ac8STudor Ambarus if (IS_ERR(tfm)) { 197*47eb2ac8STudor Ambarus BT_ERR("Unable to create ECDH crypto context"); 198*47eb2ac8STudor Ambarus err = PTR_ERR(tfm); 199*47eb2ac8STudor Ambarus goto done; 200*47eb2ac8STudor Ambarus } 201*47eb2ac8STudor Ambarus 202*47eb2ac8STudor Ambarus err = test_ecdh_sample(tfm, priv_a_1, priv_b_1, pub_a_1, pub_b_1, 203*47eb2ac8STudor Ambarus dhkey_1); 2040b6415b6SJohan Hedberg if (err) { 2050b6415b6SJohan Hedberg BT_ERR("ECDH sample 1 failed"); 2066de50f9fSMarcel Holtmann goto done; 2070b6415b6SJohan Hedberg } 2080b6415b6SJohan Hedberg 209*47eb2ac8STudor Ambarus err = test_ecdh_sample(tfm, priv_a_2, priv_b_2, pub_a_2, pub_b_2, 210*47eb2ac8STudor Ambarus dhkey_2); 2110b6415b6SJohan Hedberg if (err) { 2120b6415b6SJohan Hedberg BT_ERR("ECDH sample 2 failed"); 2136de50f9fSMarcel Holtmann goto done; 2140b6415b6SJohan Hedberg } 2150b6415b6SJohan Hedberg 216*47eb2ac8STudor Ambarus err = test_ecdh_sample(tfm, priv_a_3, priv_a_3, pub_a_3, pub_a_3, 217*47eb2ac8STudor Ambarus dhkey_3); 2180b6415b6SJohan Hedberg if (err) { 2190b6415b6SJohan Hedberg BT_ERR("ECDH sample 3 failed"); 2206de50f9fSMarcel Holtmann goto done; 2210b6415b6SJohan Hedberg } 2220b6415b6SJohan Hedberg 223*47eb2ac8STudor Ambarus crypto_free_kpp(tfm); 224*47eb2ac8STudor Ambarus 225e64b4fb6SMarcel Holtmann rettime = ktime_get(); 226e64b4fb6SMarcel Holtmann delta = ktime_sub(rettime, calltime); 227e64b4fb6SMarcel Holtmann duration = (unsigned long long) ktime_to_ns(delta) >> 10; 228e64b4fb6SMarcel Holtmann 2295ced2464SMarcel Holtmann BT_INFO("ECDH test passed in %llu usecs", duration); 2300b6415b6SJohan Hedberg 2316de50f9fSMarcel Holtmann done: 2326de50f9fSMarcel Holtmann if (!err) 2336de50f9fSMarcel Holtmann snprintf(test_ecdh_buffer, sizeof(test_ecdh_buffer), 2346de50f9fSMarcel Holtmann "PASS (%llu usecs)\n", duration); 2356de50f9fSMarcel Holtmann else 2366de50f9fSMarcel Holtmann snprintf(test_ecdh_buffer, sizeof(test_ecdh_buffer), "FAIL\n"); 2376de50f9fSMarcel Holtmann 2386de50f9fSMarcel Holtmann debugfs_create_file("selftest_ecdh", 0444, bt_debugfs, NULL, 2396de50f9fSMarcel Holtmann &test_ecdh_fops); 2406de50f9fSMarcel Holtmann 2416de50f9fSMarcel Holtmann return err; 2420b6415b6SJohan Hedberg } 2430b6415b6SJohan Hedberg 2440b6415b6SJohan Hedberg #else 2450b6415b6SJohan Hedberg 2460b6415b6SJohan Hedberg static inline int test_ecdh(void) 2470b6415b6SJohan Hedberg { 2480b6415b6SJohan Hedberg return 0; 2490b6415b6SJohan Hedberg } 2500b6415b6SJohan Hedberg 2510b6415b6SJohan Hedberg #endif 2520b6415b6SJohan Hedberg 253ee485290SMarcel Holtmann static int __init run_selftest(void) 254ee485290SMarcel Holtmann { 2550b6415b6SJohan Hedberg int err; 2560b6415b6SJohan Hedberg 257ee485290SMarcel Holtmann BT_INFO("Starting self testing"); 258ee485290SMarcel Holtmann 2590b6415b6SJohan Hedberg err = test_ecdh(); 2600a2b0f04SJohan Hedberg if (err) 2610a2b0f04SJohan Hedberg goto done; 2620b6415b6SJohan Hedberg 2630a2b0f04SJohan Hedberg err = bt_selftest_smp(); 2640a2b0f04SJohan Hedberg 2650a2b0f04SJohan Hedberg done: 266ee485290SMarcel Holtmann BT_INFO("Finished self testing"); 267ee485290SMarcel Holtmann 2680b6415b6SJohan Hedberg return err; 269ee485290SMarcel Holtmann } 270ee485290SMarcel Holtmann 271ee485290SMarcel Holtmann #if IS_MODULE(CONFIG_BT) 272ee485290SMarcel Holtmann 273ee485290SMarcel Holtmann /* This is run when CONFIG_BT_SELFTEST=y and CONFIG_BT=m and is just a 274ee485290SMarcel Holtmann * wrapper to allow running this at module init. 275ee485290SMarcel Holtmann * 276ee485290SMarcel Holtmann * If CONFIG_BT_SELFTEST=n, then this code is not compiled at all. 277ee485290SMarcel Holtmann */ 278ee485290SMarcel Holtmann int __init bt_selftest(void) 279ee485290SMarcel Holtmann { 280ee485290SMarcel Holtmann return run_selftest(); 281ee485290SMarcel Holtmann } 282ee485290SMarcel Holtmann 283ee485290SMarcel Holtmann #else 284ee485290SMarcel Holtmann 285ee485290SMarcel Holtmann /* This is run when CONFIG_BT_SELFTEST=y and CONFIG_BT=y and is run 286ee485290SMarcel Holtmann * via late_initcall() as last item in the initialization sequence. 287ee485290SMarcel Holtmann * 288ee485290SMarcel Holtmann * If CONFIG_BT_SELFTEST=n, then this code is not compiled at all. 289ee485290SMarcel Holtmann */ 290ee485290SMarcel Holtmann static int __init bt_selftest_init(void) 291ee485290SMarcel Holtmann { 292ee485290SMarcel Holtmann return run_selftest(); 293ee485290SMarcel Holtmann } 294ee485290SMarcel Holtmann late_initcall(bt_selftest_init); 295ee485290SMarcel Holtmann 296ee485290SMarcel Holtmann #endif 297