diff options
Diffstat (limited to 'fs/smb/client/reparse.c')
| -rw-r--r-- | fs/smb/client/reparse.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/fs/smb/client/reparse.c b/fs/smb/client/reparse.c index 24a5f563df26a..34bf4e3f28d98 100644 --- a/fs/smb/client/reparse.c +++ b/fs/smb/client/reparse.c @@ -378,6 +378,35 @@ static int detect_directory_symlink_target(struct cifs_sb_info *cifs_sb, return 0; } +static int create_native_socket(const unsigned int xid, struct inode *inode, + struct dentry *dentry, struct cifs_tcon *tcon, + const char *full_path) +{ + struct reparse_data_buffer buf = { + .ReparseTag = cpu_to_le32(IO_REPARSE_TAG_AF_UNIX), + .ReparseDataLength = cpu_to_le16(0), + }; + struct cifs_open_info_data data = { + .reparse_point = true, + .reparse = { .tag = IO_REPARSE_TAG_AF_UNIX, .buf = &buf, }, + }; + struct kvec iov = { + .iov_base = &buf, + .iov_len = sizeof(buf), + }; + struct inode *new; + int rc = 0; + + new = smb2_get_reparse_inode(&data, inode->i_sb, xid, + tcon, full_path, false, &iov, NULL); + if (!IS_ERR(new)) + d_instantiate(dentry, new); + else + rc = PTR_ERR(new); + cifs_free_open_info(&data); + return rc; +} + static int nfs_set_reparse_buf(struct reparse_nfs_data_buffer *buf, mode_t mode, dev_t dev, struct kvec *iov) @@ -601,6 +630,9 @@ int smb2_mknod_reparse(unsigned int xid, struct inode *inode, { struct smb3_fs_context *ctx = CIFS_SB(inode->i_sb)->ctx; + if (S_ISSOCK(mode) && !ctx->nonativesocket && ctx->reparse_type != CIFS_REPARSE_TYPE_NONE) + return create_native_socket(xid, inode, dentry, tcon, full_path); + switch (ctx->reparse_type) { case CIFS_REPARSE_TYPE_NFS: return mknod_nfs(xid, inode, dentry, tcon, full_path, mode, dev, NULL); |