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-rw-r--r--fs/cifs/cifsglob.h12
-rw-r--r--fs/cifs/connect.c85
-rw-r--r--fs/cifs/fs_context.c85
-rw-r--r--fs/cifs/fs_context.h14
4 files changed, 99 insertions, 97 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index a1a1a16acb38..b6925aeeb621 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -195,18 +195,6 @@ struct smb_rqst {
unsigned int rq_tailsz; /* length of last page */
};
-enum smb_version {
- Smb_1 = 1,
- Smb_20,
- Smb_21,
- Smb_30,
- Smb_302,
- Smb_311,
- Smb_3any,
- Smb_default,
- Smb_version_err
-};
-
struct mid_q_entry;
struct TCP_Server_Info;
struct cifsFileInfo;
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index f7ef38a9dafa..c38156f324dd 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -280,20 +280,6 @@ static const match_table_t cifs_mount_option_tokens = {
{ Opt_err, NULL }
};
-static const match_table_t cifs_smb_version_tokens = {
- { Smb_1, SMB1_VERSION_STRING },
- { Smb_20, SMB20_VERSION_STRING},
- { Smb_21, SMB21_VERSION_STRING },
- { Smb_30, SMB30_VERSION_STRING },
- { Smb_302, SMB302_VERSION_STRING },
- { Smb_302, ALT_SMB302_VERSION_STRING },
- { Smb_311, SMB311_VERSION_STRING },
- { Smb_311, ALT_SMB311_VERSION_STRING },
- { Smb_3any, SMB3ANY_VERSION_STRING },
- { Smb_default, SMBDEFAULT_VERSION_STRING },
- { Smb_version_err, NULL }
-};
-
static int ip_connect(struct TCP_Server_Info *server);
static int generic_ip_connect(struct TCP_Server_Info *server);
static void tlink_rb_insert(struct rb_root *root, struct tcon_link *new_tlink);
@@ -1327,77 +1313,6 @@ static int get_option_gid(substring_t args[], kgid_t *result)
return 0;
}
-static int
-cifs_parse_smb_version(char *value, struct smb_vol *vol, bool is_smb3)
-{
- substring_t args[MAX_OPT_ARGS];
-
- switch (match_token(value, cifs_smb_version_tokens, args)) {
-#ifdef CONFIG_CIFS_ALLOW_INSECURE_LEGACY
- case Smb_1:
- if (disable_legacy_dialects) {
- cifs_dbg(VFS, "mount with legacy dialect disabled\n");
- return 1;
- }
- if (is_smb3) {
- cifs_dbg(VFS, "vers=1.0 (cifs) not permitted when mounting with smb3\n");
- return 1;
- }
- cifs_dbg(VFS, "Use of the less secure dialect vers=1.0 is not recommended unless required for access to very old servers\n");
- vol->ops = &smb1_operations;
- vol->vals = &smb1_values;
- break;
- case Smb_20:
- if (disable_legacy_dialects) {
- cifs_dbg(VFS, "mount with legacy dialect disabled\n");
- return 1;
- }
- if (is_smb3) {
- cifs_dbg(VFS, "vers=2.0 not permitted when mounting with smb3\n");
- return 1;
- }
- vol->ops = &smb20_operations;
- vol->vals = &smb20_values;
- break;
-#else
- case Smb_1:
- cifs_dbg(VFS, "vers=1.0 (cifs) mount not permitted when legacy dialects disabled\n");
- return 1;
- case Smb_20:
- cifs_dbg(VFS, "vers=2.0 mount not permitted when legacy dialects disabled\n");
- return 1;
-#endif /* CIFS_ALLOW_INSECURE_LEGACY */
- case Smb_21:
- vol->ops = &smb21_operations;
- vol->vals = &smb21_values;
- break;
- case Smb_30:
- vol->ops = &smb30_operations;
- vol->vals = &smb30_values;
- break;
- case Smb_302:
- vol->ops = &smb30_operations; /* currently identical with 3.0 */
- vol->vals = &smb302_values;
- break;
- case Smb_311:
- vol->ops = &smb311_operations;
- vol->vals = &smb311_values;
- break;
- case Smb_3any:
- vol->ops = &smb30_operations; /* currently identical with 3.0 */
- vol->vals = &smb3any_values;
- break;
- case Smb_default:
- vol->ops = &smb30_operations; /* currently identical with 3.0 */
- vol->vals = &smbdefault_values;
- break;
- default:
- cifs_dbg(VFS, "Unknown vers= option specified: %s\n", value);
- return 1;
- }
- return 0;
-}
-
/*
* Parse a devname into substrings and populate the vol->UNC and vol->prepath
* fields with the result. Returns 0 on success and an error otherwise.
diff --git a/fs/cifs/fs_context.c b/fs/cifs/fs_context.c
index deb1168ed8af..ad6c2fed4055 100644
--- a/fs/cifs/fs_context.c
+++ b/fs/cifs/fs_context.c
@@ -10,6 +10,91 @@
#include "cifs_debug.h"
#include "fs_context.h"
+static const match_table_t cifs_smb_version_tokens = {
+ { Smb_1, SMB1_VERSION_STRING },
+ { Smb_20, SMB20_VERSION_STRING},
+ { Smb_21, SMB21_VERSION_STRING },
+ { Smb_30, SMB30_VERSION_STRING },
+ { Smb_302, SMB302_VERSION_STRING },
+ { Smb_302, ALT_SMB302_VERSION_STRING },
+ { Smb_311, SMB311_VERSION_STRING },
+ { Smb_311, ALT_SMB311_VERSION_STRING },
+ { Smb_3any, SMB3ANY_VERSION_STRING },
+ { Smb_default, SMBDEFAULT_VERSION_STRING },
+ { Smb_version_err, NULL }
+};
+
+int
+cifs_parse_smb_version(char *value, struct smb_vol *vol, bool is_smb3)
+{
+ substring_t args[MAX_OPT_ARGS];
+
+ switch (match_token(value, cifs_smb_version_tokens, args)) {
+#ifdef CONFIG_CIFS_ALLOW_INSECURE_LEGACY
+ case Smb_1:
+ if (disable_legacy_dialects) {
+ cifs_dbg(VFS, "mount with legacy dialect disabled\n");
+ return 1;
+ }
+ if (is_smb3) {
+ cifs_dbg(VFS, "vers=1.0 (cifs) not permitted when mounting with smb3\n");
+ return 1;
+ }
+ cifs_dbg(VFS, "Use of the less secure dialect vers=1.0 is not recommended unless required for access to very old servers\n");
+ vol->ops = &smb1_operations;
+ vol->vals = &smb1_values;
+ break;
+ case Smb_20:
+ if (disable_legacy_dialects) {
+ cifs_dbg(VFS, "mount with legacy dialect disabled\n");
+ return 1;
+ }
+ if (is_smb3) {
+ cifs_dbg(VFS, "vers=2.0 not permitted when mounting with smb3\n");
+ return 1;
+ }
+ vol->ops = &smb20_operations;
+ vol->vals = &smb20_values;
+ break;
+#else
+ case Smb_1:
+ cifs_dbg(VFS, "vers=1.0 (cifs) mount not permitted when legacy dialects disabled\n");
+ return 1;
+ case Smb_20:
+ cifs_dbg(VFS, "vers=2.0 mount not permitted when legacy dialects disabled\n");
+ return 1;
+#endif /* CIFS_ALLOW_INSECURE_LEGACY */
+ case Smb_21:
+ vol->ops = &smb21_operations;
+ vol->vals = &smb21_values;
+ break;
+ case Smb_30:
+ vol->ops = &smb30_operations;
+ vol->vals = &smb30_values;
+ break;
+ case Smb_302:
+ vol->ops = &smb30_operations; /* currently identical with 3.0 */
+ vol->vals = &smb302_values;
+ break;
+ case Smb_311:
+ vol->ops = &smb311_operations;
+ vol->vals = &smb311_values;
+ break;
+ case Smb_3any:
+ vol->ops = &smb30_operations; /* currently identical with 3.0 */
+ vol->vals = &smb3any_values;
+ break;
+ case Smb_default:
+ vol->ops = &smb30_operations; /* currently identical with 3.0 */
+ vol->vals = &smbdefault_values;
+ break;
+ default:
+ cifs_dbg(VFS, "Unknown vers= option specified: %s\n", value);
+ return 1;
+ }
+ return 0;
+}
+
static const match_table_t cifs_secflavor_tokens = {
{ Opt_sec_krb5, "krb5" },
{ Opt_sec_krb5i, "krb5i" },
diff --git a/fs/cifs/fs_context.h b/fs/cifs/fs_context.h
index 3e3f6e29e787..886208a1b0ef 100644
--- a/fs/cifs/fs_context.h
+++ b/fs/cifs/fs_context.h
@@ -12,6 +12,20 @@
#include <linux/parser.h>
#include "cifsglob.h"
+enum smb_version {
+ Smb_1 = 1,
+ Smb_20,
+ Smb_21,
+ Smb_30,
+ Smb_302,
+ Smb_311,
+ Smb_3any,
+ Smb_default,
+ Smb_version_err
+};
+
+int cifs_parse_smb_version(char *value, struct smb_vol *vol, bool is_smb3);
+
enum {
Opt_cache_loose,
Opt_cache_strict,