diff options
Diffstat (limited to 'fs/smb')
| -rw-r--r-- | fs/smb/client/inode.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/fs/smb/client/inode.c b/fs/smb/client/inode.c index 7d424e769a56..e8567ed63f22 100644 --- a/fs/smb/client/inode.c +++ b/fs/smb/client/inode.c @@ -529,6 +529,8 @@ cifs_sfu_type(struct cifs_fattr *fattr, const char *path, struct cifs_fid fid; struct cifs_open_parms oparms; struct cifs_io_parms io_parms = {0}; + char *symlink_buf_utf16; + unsigned int symlink_len_utf16; char buf[24]; unsigned int bytes_read; char *pbuf; @@ -616,6 +618,33 @@ cifs_sfu_type(struct cifs_fattr *fattr, const char *path, cifs_dbg(FYI, "Symlink\n"); fattr->cf_mode |= S_IFLNK; fattr->cf_dtype = DT_LNK; + if ((fattr->cf_eof > 8) && (fattr->cf_eof % 2 == 0)) { + symlink_buf_utf16 = kmalloc(fattr->cf_eof-8 + 1, GFP_KERNEL); + if (symlink_buf_utf16) { + io_parms.offset = 8; + io_parms.length = fattr->cf_eof-8 + 1; + buf_type = CIFS_NO_BUFFER; + rc = tcon->ses->server->ops->sync_read(xid, &fid, &io_parms, + &symlink_len_utf16, + &symlink_buf_utf16, + &buf_type); + if ((rc == 0) && + (symlink_len_utf16 > 0) && + (symlink_len_utf16 < fattr->cf_eof-8 + 1) && + (symlink_len_utf16 % 2 == 0)) { + fattr->cf_symlink_target = + cifs_strndup_from_utf16(symlink_buf_utf16, + symlink_len_utf16, + true, + cifs_sb->local_nls); + if (!fattr->cf_symlink_target) + rc = -ENOMEM; + } + kfree(symlink_buf_utf16); + } else { + rc = -ENOMEM; + } + } } else if (memcmp("LnxFIFO", pbuf, 8) == 0) { cifs_dbg(FYI, "FIFO\n"); fattr->cf_mode |= S_IFIFO; |