Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  *   Copyright (C) 2020, Microsoft Corporation.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  *   Author(s): Steve French <stfrench@microsoft.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  *              David Howells <dhowells@redhat.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) #include "cifsglob.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) #include "cifs_debug.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) #include "fs_context.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) static const match_table_t cifs_smb_version_tokens = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) 	{ Smb_1, SMB1_VERSION_STRING },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) 	{ Smb_20, SMB20_VERSION_STRING},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) 	{ Smb_21, SMB21_VERSION_STRING },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) 	{ Smb_30, SMB30_VERSION_STRING },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) 	{ Smb_302, SMB302_VERSION_STRING },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) 	{ Smb_302, ALT_SMB302_VERSION_STRING },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) 	{ Smb_311, SMB311_VERSION_STRING },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) 	{ Smb_311, ALT_SMB311_VERSION_STRING },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) 	{ Smb_3any, SMB3ANY_VERSION_STRING },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) 	{ Smb_default, SMBDEFAULT_VERSION_STRING },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) 	{ Smb_version_err, NULL }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) cifs_parse_smb_version(char *value, struct smb_vol *vol, bool is_smb3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) 	substring_t args[MAX_OPT_ARGS];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) 	switch (match_token(value, cifs_smb_version_tokens, args)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) #ifdef CONFIG_CIFS_ALLOW_INSECURE_LEGACY
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 	case Smb_1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) 		if (disable_legacy_dialects) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 			cifs_dbg(VFS, "mount with legacy dialect disabled\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) 			return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 		if (is_smb3) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 			cifs_dbg(VFS, "vers=1.0 (cifs) not permitted when mounting with smb3\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 			return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 		cifs_dbg(VFS, "Use of the less secure dialect vers=1.0 is not recommended unless required for access to very old servers\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 		vol->ops = &smb1_operations;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) 		vol->vals = &smb1_values;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 	case Smb_20:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 		if (disable_legacy_dialects) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 			cifs_dbg(VFS, "mount with legacy dialect disabled\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 			return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 		if (is_smb3) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 			cifs_dbg(VFS, "vers=2.0 not permitted when mounting with smb3\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 			return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 		vol->ops = &smb20_operations;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 		vol->vals = &smb20_values;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 	case Smb_1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 		cifs_dbg(VFS, "vers=1.0 (cifs) mount not permitted when legacy dialects disabled\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 		return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 	case Smb_20:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 		cifs_dbg(VFS, "vers=2.0 mount not permitted when legacy dialects disabled\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 		return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) #endif /* CIFS_ALLOW_INSECURE_LEGACY */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 	case Smb_21:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 		vol->ops = &smb21_operations;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 		vol->vals = &smb21_values;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 	case Smb_30:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 		vol->ops = &smb30_operations;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 		vol->vals = &smb30_values;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	case Smb_302:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 		vol->ops = &smb30_operations; /* currently identical with 3.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 		vol->vals = &smb302_values;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	case Smb_311:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 		vol->ops = &smb311_operations;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 		vol->vals = &smb311_values;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 	case Smb_3any:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 		vol->ops = &smb30_operations; /* currently identical with 3.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 		vol->vals = &smb3any_values;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	case Smb_default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 		vol->ops = &smb30_operations; /* currently identical with 3.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 		vol->vals = &smbdefault_values;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 		cifs_dbg(VFS, "Unknown vers= option specified: %s\n", value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 		return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) static const match_table_t cifs_secflavor_tokens = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 	{ Opt_sec_krb5, "krb5" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 	{ Opt_sec_krb5i, "krb5i" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 	{ Opt_sec_krb5p, "krb5p" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 	{ Opt_sec_ntlmsspi, "ntlmsspi" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 	{ Opt_sec_ntlmssp, "ntlmssp" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 	{ Opt_ntlm, "ntlm" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 	{ Opt_sec_ntlmi, "ntlmi" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 	{ Opt_sec_ntlmv2, "nontlm" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 	{ Opt_sec_ntlmv2, "ntlmv2" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 	{ Opt_sec_ntlmv2i, "ntlmv2i" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 	{ Opt_sec_lanman, "lanman" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 	{ Opt_sec_none, "none" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 	{ Opt_sec_err, NULL }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) int cifs_parse_security_flavors(char *value, struct smb_vol *vol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 	substring_t args[MAX_OPT_ARGS];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 	 * With mount options, the last one should win. Reset any existing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 	 * settings back to default.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 	vol->sectype = Unspecified;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 	vol->sign = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 	switch (match_token(value, cifs_secflavor_tokens, args)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 	case Opt_sec_krb5p:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 		cifs_dbg(VFS, "sec=krb5p is not supported!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 		return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 	case Opt_sec_krb5i:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 		vol->sign = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 		fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 	case Opt_sec_krb5:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 		vol->sectype = Kerberos;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 	case Opt_sec_ntlmsspi:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 		vol->sign = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 		fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 	case Opt_sec_ntlmssp:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 		vol->sectype = RawNTLMSSP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 	case Opt_sec_ntlmi:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 		vol->sign = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 		fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 	case Opt_ntlm:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 		vol->sectype = NTLM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 	case Opt_sec_ntlmv2i:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 		vol->sign = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 		fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 	case Opt_sec_ntlmv2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 		vol->sectype = NTLMv2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) #ifdef CONFIG_CIFS_WEAK_PW_HASH
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 	case Opt_sec_lanman:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 		vol->sectype = LANMAN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 	case Opt_sec_none:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 		vol->nullauth = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 		cifs_dbg(VFS, "bad security option: %s\n", value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 		return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) static const match_table_t cifs_cacheflavor_tokens = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 	{ Opt_cache_loose, "loose" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 	{ Opt_cache_strict, "strict" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	{ Opt_cache_none, "none" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 	{ Opt_cache_ro, "ro" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 	{ Opt_cache_rw, "singleclient" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 	{ Opt_cache_err, NULL }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) cifs_parse_cache_flavor(char *value, struct smb_vol *vol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 	substring_t args[MAX_OPT_ARGS];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 	switch (match_token(value, cifs_cacheflavor_tokens, args)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 	case Opt_cache_loose:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 		vol->direct_io = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 		vol->strict_io = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 		vol->cache_ro = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 		vol->cache_rw = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 	case Opt_cache_strict:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 		vol->direct_io = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 		vol->strict_io = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 		vol->cache_ro = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 		vol->cache_rw = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 	case Opt_cache_none:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 		vol->direct_io = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 		vol->strict_io = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 		vol->cache_ro = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 		vol->cache_rw = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 	case Opt_cache_ro:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 		vol->direct_io = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 		vol->strict_io = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 		vol->cache_ro = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 		vol->cache_rw = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 	case Opt_cache_rw:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 		vol->direct_io = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 		vol->strict_io = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 		vol->cache_ro = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 		vol->cache_rw = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 		cifs_dbg(VFS, "bad cache= option: %s\n", value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 		return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) }