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treewide: Use fallthrough pseudo-keyword

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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>
This commit is contained in:
Gustavo A. R. Silva
2020-08-23 17:36:59 -05:00
parent d012a7190f
commit df561f6688
1148 changed files with 2667 additions and 2737 deletions
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8
security/keys/request_key.c
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@@ -295,26 +295,26 @@ static int construct_get_dest_keyring(struct key **_dest_keyring)
}
}
/* fall through */
fallthrough;
case KEY_REQKEY_DEFL_THREAD_KEYRING:
dest_keyring = key_get(cred->thread_keyring);
if (dest_keyring)
break;
/* fall through */
fallthrough;
case KEY_REQKEY_DEFL_PROCESS_KEYRING:
dest_keyring = key_get(cred->process_keyring);
if (dest_keyring)
break;
/* fall through */
fallthrough;
case KEY_REQKEY_DEFL_SESSION_KEYRING:
dest_keyring = key_get(cred->session_keyring);
if (dest_keyring)
break;
/* fall through */
fallthrough;
case KEY_REQKEY_DEFL_USER_SESSION_KEYRING:
ret = look_up_user_keyrings(NULL, &dest_keyring);
if (ret < 0)