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-rw-r--r--fs/smb/client/cifs_debug.c10
-rw-r--r--fs/smb/client/cifsfs.h4
-rw-r--r--fs/smb/client/cifsglob.h1
-rw-r--r--fs/smb/client/cifssmb.c3
-rw-r--r--fs/smb/client/connect.c5
-rw-r--r--fs/smb/client/dfs.c6
-rw-r--r--fs/smb/client/file.c25
-rw-r--r--fs/smb/client/fs_context.c4
-rw-r--r--fs/smb/client/ioctl.c22
-rw-r--r--fs/smb/client/misc.c1
-rw-r--r--fs/smb/client/sess.c4
-rw-r--r--fs/smb/client/smb2pdu.c3
12 files changed, 68 insertions, 20 deletions
diff --git a/fs/smb/client/cifs_debug.c b/fs/smb/client/cifs_debug.c
index fb4162a52844..aec6e9137474 100644
--- a/fs/smb/client/cifs_debug.c
+++ b/fs/smb/client/cifs_debug.c
@@ -153,6 +153,11 @@ cifs_dump_channel(struct seq_file *m, int i, struct cifs_chan *chan)
in_flight(server),
atomic_read(&server->in_send),
atomic_read(&server->num_waiters));
+#ifdef CONFIG_NET_NS
+ if (server->net)
+ seq_printf(m, " Net namespace: %u ", server->net->ns.inum);
+#endif /* NET_NS */
+
}
static inline const char *smb_speed_to_str(size_t bps)
@@ -430,10 +435,15 @@ skip_rdma:
server->reconnect_instance,
server->srv_count,
server->sec_mode, in_flight(server));
+#ifdef CONFIG_NET_NS
+ if (server->net)
+ seq_printf(m, " Net namespace: %u ", server->net->ns.inum);
+#endif /* NET_NS */
seq_printf(m, "\nIn Send: %d In MaxReq Wait: %d",
atomic_read(&server->in_send),
atomic_read(&server->num_waiters));
+
if (server->leaf_fullpath) {
seq_printf(m, "\nDFS leaf full path: %s",
server->leaf_fullpath);
diff --git a/fs/smb/client/cifsfs.h b/fs/smb/client/cifsfs.h
index d7274eefc666..15c8cc4b6680 100644
--- a/fs/smb/client/cifsfs.h
+++ b/fs/smb/client/cifsfs.h
@@ -159,6 +159,6 @@ extern const struct export_operations cifs_export_ops;
#endif /* CONFIG_CIFS_NFSD_EXPORT */
/* when changing internal version - update following two lines at same time */
-#define SMB3_PRODUCT_BUILD 43
-#define CIFS_VERSION "2.43"
+#define SMB3_PRODUCT_BUILD 44
+#define CIFS_VERSION "2.44"
#endif /* _CIFSFS_H */
diff --git a/fs/smb/client/cifsglob.h b/fs/smb/client/cifsglob.h
index e5eec6d38d02..657dee4b2c8c 100644
--- a/fs/smb/client/cifsglob.h
+++ b/fs/smb/client/cifsglob.h
@@ -1062,6 +1062,7 @@ struct cifs_ses {
unsigned long chans_need_reconnect;
/* ========= end: protected by chan_lock ======== */
struct cifs_ses *dfs_root_ses;
+ struct nls_table *local_nls;
};
static inline bool
diff --git a/fs/smb/client/cifssmb.c b/fs/smb/client/cifssmb.c
index 9dee267f1893..25503f1a4fd2 100644
--- a/fs/smb/client/cifssmb.c
+++ b/fs/smb/client/cifssmb.c
@@ -129,7 +129,7 @@ again:
}
spin_unlock(&server->srv_lock);
- nls_codepage = load_nls_default();
+ nls_codepage = ses->local_nls;
/*
* need to prevent multiple threads trying to simultaneously
@@ -200,7 +200,6 @@ out:
rc = -EAGAIN;
}
- unload_nls(nls_codepage);
return rc;
}
diff --git a/fs/smb/client/connect.c b/fs/smb/client/connect.c
index 9280e253bf09..238538dde4e3 100644
--- a/fs/smb/client/connect.c
+++ b/fs/smb/client/connect.c
@@ -1842,6 +1842,10 @@ static int match_session(struct cifs_ses *ses, struct smb3_fs_context *ctx)
CIFS_MAX_PASSWORD_LEN))
return 0;
}
+
+ if (strcmp(ctx->local_nls->charset, ses->local_nls->charset))
+ return 0;
+
return 1;
}
@@ -2286,6 +2290,7 @@ cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb3_fs_context *ctx)
ses->sectype = ctx->sectype;
ses->sign = ctx->sign;
+ ses->local_nls = load_nls(ctx->local_nls->charset);
/* add server as first channel */
spin_lock(&ses->chan_lock);
diff --git a/fs/smb/client/dfs.c b/fs/smb/client/dfs.c
index df3fd3b720da..ee772c3d9f00 100644
--- a/fs/smb/client/dfs.c
+++ b/fs/smb/client/dfs.c
@@ -177,8 +177,12 @@ static int __dfs_mount_share(struct cifs_mount_ctx *mnt_ctx)
struct dfs_cache_tgt_list tl = DFS_CACHE_TGT_LIST_INIT(tl);
rc = dfs_get_referral(mnt_ctx, ref_path + 1, NULL, &tl);
- if (rc)
+ if (rc) {
+ rc = cifs_mount_get_tcon(mnt_ctx);
+ if (!rc)
+ rc = cifs_is_path_remote(mnt_ctx);
break;
+ }
tit = dfs_cache_get_tgt_iterator(&tl);
if (!tit) {
diff --git a/fs/smb/client/file.c b/fs/smb/client/file.c
index fc5acc95cd13..6bc44f79d2e9 100644
--- a/fs/smb/client/file.c
+++ b/fs/smb/client/file.c
@@ -4681,9 +4681,9 @@ static int cifs_readpage_worker(struct file *file, struct page *page,
io_error:
kunmap(page);
- unlock_page(page);
read_complete:
+ unlock_page(page);
return rc;
}
@@ -4878,9 +4878,11 @@ void cifs_oplock_break(struct work_struct *work)
struct cifsFileInfo *cfile = container_of(work, struct cifsFileInfo,
oplock_break);
struct inode *inode = d_inode(cfile->dentry);
+ struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
struct cifsInodeInfo *cinode = CIFS_I(inode);
- struct cifs_tcon *tcon = tlink_tcon(cfile->tlink);
- struct TCP_Server_Info *server = tcon->ses->server;
+ struct cifs_tcon *tcon;
+ struct TCP_Server_Info *server;
+ struct tcon_link *tlink;
int rc = 0;
bool purge_cache = false, oplock_break_cancelled;
__u64 persistent_fid, volatile_fid;
@@ -4889,6 +4891,12 @@ void cifs_oplock_break(struct work_struct *work)
wait_on_bit(&cinode->flags, CIFS_INODE_PENDING_WRITERS,
TASK_UNINTERRUPTIBLE);
+ tlink = cifs_sb_tlink(cifs_sb);
+ if (IS_ERR(tlink))
+ goto out;
+ tcon = tlink_tcon(tlink);
+ server = tcon->ses->server;
+
server->ops->downgrade_oplock(server, cinode, cfile->oplock_level,
cfile->oplock_epoch, &purge_cache);
@@ -4938,18 +4946,19 @@ oplock_break_ack:
/*
* MS-SMB2 3.2.5.19.1 and 3.2.5.19.2 (and MS-CIFS 3.2.5.42) do not require
* an acknowledgment to be sent when the file has already been closed.
- * check for server null, since can race with kill_sb calling tree disconnect.
*/
spin_lock(&cinode->open_file_lock);
- if (tcon->ses && tcon->ses->server && !oplock_break_cancelled &&
- !list_empty(&cinode->openFileList)) {
+ /* check list empty since can race with kill_sb calling tree disconnect */
+ if (!oplock_break_cancelled && !list_empty(&cinode->openFileList)) {
spin_unlock(&cinode->open_file_lock);
- rc = tcon->ses->server->ops->oplock_response(tcon, persistent_fid,
- volatile_fid, net_fid, cinode);
+ rc = server->ops->oplock_response(tcon, persistent_fid,
+ volatile_fid, net_fid, cinode);
cifs_dbg(FYI, "Oplock release rc = %d\n", rc);
} else
spin_unlock(&cinode->open_file_lock);
+ cifs_put_tlink(tlink);
+out:
cifs_done_oplock_break(cinode);
}
diff --git a/fs/smb/client/fs_context.c b/fs/smb/client/fs_context.c
index 4946a0c59600..67e16c2ac90e 100644
--- a/fs/smb/client/fs_context.c
+++ b/fs/smb/client/fs_context.c
@@ -231,6 +231,8 @@ cifs_parse_security_flavors(struct fs_context *fc, char *value, struct smb3_fs_c
break;
case Opt_sec_none:
ctx->nullauth = 1;
+ kfree(ctx->username);
+ ctx->username = NULL;
break;
default:
cifs_errorf(fc, "bad security option: %s\n", value);
@@ -1201,6 +1203,8 @@ static int smb3_fs_context_parse_param(struct fs_context *fc,
case Opt_user:
kfree(ctx->username);
ctx->username = NULL;
+ if (ctx->nullauth)
+ break;
if (strlen(param->string) == 0) {
/* null user, ie. anonymous authentication */
ctx->nullauth = 1;
diff --git a/fs/smb/client/ioctl.c b/fs/smb/client/ioctl.c
index fff092bbc7a3..f7160003e0ed 100644
--- a/fs/smb/client/ioctl.c
+++ b/fs/smb/client/ioctl.c
@@ -433,16 +433,21 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
* Dump encryption keys. This is an old ioctl that only
* handles AES-128-{CCM,GCM}.
*/
- if (pSMBFile == NULL)
- break;
if (!capable(CAP_SYS_ADMIN)) {
rc = -EACCES;
break;
}
- tcon = tlink_tcon(pSMBFile->tlink);
+ cifs_sb = CIFS_SB(inode->i_sb);
+ tlink = cifs_sb_tlink(cifs_sb);
+ if (IS_ERR(tlink)) {
+ rc = PTR_ERR(tlink);
+ break;
+ }
+ tcon = tlink_tcon(tlink);
if (!smb3_encryption_required(tcon)) {
rc = -EOPNOTSUPP;
+ cifs_put_tlink(tlink);
break;
}
pkey_inf.cipher_type =
@@ -459,6 +464,7 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
rc = -EFAULT;
else
rc = 0;
+ cifs_put_tlink(tlink);
break;
case CIFS_DUMP_FULL_KEY:
/*
@@ -470,8 +476,16 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
rc = -EACCES;
break;
}
- tcon = tlink_tcon(pSMBFile->tlink);
+ cifs_sb = CIFS_SB(inode->i_sb);
+ tlink = cifs_sb_tlink(cifs_sb);
+ if (IS_ERR(tlink)) {
+ rc = PTR_ERR(tlink);
+ break;
+ }
+
+ tcon = tlink_tcon(tlink);
rc = cifs_dump_full_key(tcon, (void __user *)arg);
+ cifs_put_tlink(tlink);
break;
case CIFS_IOC_NOTIFY:
if (!S_ISDIR(inode->i_mode)) {
diff --git a/fs/smb/client/misc.c b/fs/smb/client/misc.c
index 70dbfe6584f9..d7e85d9a2655 100644
--- a/fs/smb/client/misc.c
+++ b/fs/smb/client/misc.c
@@ -95,6 +95,7 @@ sesInfoFree(struct cifs_ses *buf_to_free)
return;
}
+ unload_nls(buf_to_free->local_nls);
atomic_dec(&sesInfoAllocCount);
kfree(buf_to_free->serverOS);
kfree(buf_to_free->serverDomain);
diff --git a/fs/smb/client/sess.c b/fs/smb/client/sess.c
index 335c078c42fb..c57ca2050b73 100644
--- a/fs/smb/client/sess.c
+++ b/fs/smb/client/sess.c
@@ -1013,6 +1013,7 @@ setup_ntlm_smb3_neg_ret:
}
+/* See MS-NLMP 2.2.1.3 */
int build_ntlmssp_auth_blob(unsigned char **pbuffer,
u16 *buflen,
struct cifs_ses *ses,
@@ -1047,7 +1048,8 @@ int build_ntlmssp_auth_blob(unsigned char **pbuffer,
flags = ses->ntlmssp->server_flags | NTLMSSP_REQUEST_TARGET |
NTLMSSP_NEGOTIATE_TARGET_INFO | NTLMSSP_NEGOTIATE_WORKSTATION_SUPPLIED;
-
+ /* we only send version information in ntlmssp negotiate, so do not set this flag */
+ flags = flags & ~NTLMSSP_NEGOTIATE_VERSION;
tmp = *pbuffer + sizeof(AUTHENTICATE_MESSAGE);
sec_blob->NegotiateFlags = cpu_to_le32(flags);
diff --git a/fs/smb/client/smb2pdu.c b/fs/smb/client/smb2pdu.c
index e04766fe6f80..a457f07f820d 100644
--- a/fs/smb/client/smb2pdu.c
+++ b/fs/smb/client/smb2pdu.c
@@ -242,7 +242,7 @@ again:
}
spin_unlock(&server->srv_lock);
- nls_codepage = load_nls_default();
+ nls_codepage = ses->local_nls;
/*
* need to prevent multiple threads trying to simultaneously
@@ -324,7 +324,6 @@ out:
rc = -EAGAIN;
}
failed:
- unload_nls(nls_codepage);
return rc;
}
generated by cgit (git 2.34.1) at 2025-06-10 20:43:44 +0000