treewide: Use fallthrough pseudo-keyword

Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary
fall-through markings when it is the case.

[1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>

2 files changed, 58 insertions, 58 deletions

diff --git a/crypto/drbg.c b/crypto/drbg.c
index e99fe34cfa00..3132967a1749 100644
--- a/crypto/drbg.c
+++ b/crypto/drbg.c
@@ -1521,7 +1521,7 @@ static int drbg_prepare_hrng(struct drbg_state *drbg)
 
 	case -EALREADY:
 		err = 0;
-		/* fall through */
+		fallthrough;
 
 	default:
 		drbg->random_ready.func = NULL;
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index ba0b7702f2e9..12e82a61b896 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -2348,121 +2348,121 @@ static int do_test(const char *alg, u32 type, u32 mask, int m, u32 num_mb)
 			test_hash_speed(alg, sec, generic_hash_speed_template);
 			break;
 		}
-		/* fall through */
+		fallthrough;
 	case 301:
 		test_hash_speed("md4", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 302:
 		test_hash_speed("md5", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 303:
 		test_hash_speed("sha1", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 304:
 		test_hash_speed("sha256", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 305:
 		test_hash_speed("sha384", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 306:
 		test_hash_speed("sha512", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 307:
 		test_hash_speed("wp256", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 308:
 		test_hash_speed("wp384", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 309:
 		test_hash_speed("wp512", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 310:
 		test_hash_speed("tgr128", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 311:
 		test_hash_speed("tgr160", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 312:
 		test_hash_speed("tgr192", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 313:
 		test_hash_speed("sha224", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 314:
 		test_hash_speed("rmd128", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 315:
 		test_hash_speed("rmd160", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 316:
 		test_hash_speed("rmd256", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 317:
 		test_hash_speed("rmd320", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 318:
 		test_hash_speed("ghash-generic", sec, hash_speed_template_16);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 319:
 		test_hash_speed("crc32c", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 320:
 		test_hash_speed("crct10dif", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 321:
 		test_hash_speed("poly1305", sec, poly1305_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 322:
 		test_hash_speed("sha3-224", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 323:
 		test_hash_speed("sha3-256", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 324:
 		test_hash_speed("sha3-384", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 325:
 		test_hash_speed("sha3-512", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 326:
 		test_hash_speed("sm3", sec, generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 327:
 		test_hash_speed("streebog256", sec,
 				generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 328:
 		test_hash_speed("streebog512", sec,
 				generic_hash_speed_template);
 		if (mode > 300 && mode < 400) break;
-		/* fall through */
+		fallthrough;
 	case 399:
 		break;
 
@@ -2471,121 +2471,121 @@ static int do_test(const char *alg, u32 type, u32 mask, int m, u32 num_mb)
 			test_ahash_speed(alg, sec, generic_hash_speed_template);
 			break;
 		}
-		/* fall through */
+		fallthrough;
 	case 401:
 		test_ahash_speed("md4", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 402:
 		test_ahash_speed("md5", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 403:
 		test_ahash_speed("sha1", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 404:
 		test_ahash_speed("sha256", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 405:
 		test_ahash_speed("sha384", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 406:
 		test_ahash_speed("sha512", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 407:
 		test_ahash_speed("wp256", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 408:
 		test_ahash_speed("wp384", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 409:
 		test_ahash_speed("wp512", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 410:
 		test_ahash_speed("tgr128", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 411:
 		test_ahash_speed("tgr160", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 412:
 		test_ahash_speed("tgr192", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 413:
 		test_ahash_speed("sha224", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 414:
 		test_ahash_speed("rmd128", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 415:
 		test_ahash_speed("rmd160", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 416:
 		test_ahash_speed("rmd256", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 417:
 		test_ahash_speed("rmd320", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 418:
 		test_ahash_speed("sha3-224", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 419:
 		test_ahash_speed("sha3-256", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 420:
 		test_ahash_speed("sha3-384", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 421:
 		test_ahash_speed("sha3-512", sec, generic_hash_speed_template);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 422:
 		test_mb_ahash_speed("sha1", sec, generic_hash_speed_template,
 				    num_mb);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 423:
 		test_mb_ahash_speed("sha256", sec, generic_hash_speed_template,
 				    num_mb);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 424:
 		test_mb_ahash_speed("sha512", sec, generic_hash_speed_template,
 				    num_mb);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 425:
 		test_mb_ahash_speed("sm3", sec, generic_hash_speed_template,
 				    num_mb);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 426:
 		test_mb_ahash_speed("streebog256", sec,
 				    generic_hash_speed_template, num_mb);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 427:
 		test_mb_ahash_speed("streebog512", sec,
 				    generic_hash_speed_template, num_mb);
 		if (mode > 400 && mode < 500) break;
-		/* fall through */
+		fallthrough;
 	case 499:
 		break;