96 static __u32 get_neg_ctxt_len(struct smb2_sync_hdr *hdr, __u32 len,  in get_neg_ctxt_len()  argument
118 	if (len < nc_offset + (neg_count * sizeof(struct smb2_neg_context))) {  in get_neg_ctxt_len()
124 		len - nc_offset, size_of_pad_before_neg_ctxts);  in get_neg_ctxt_len()
127 	return (len - nc_offset) + size_of_pad_before_neg_ctxts;  in get_neg_ctxt_len()
131 smb2_check_message(char *buf, unsigned int len, struct TCP_Server_Info *srvr)  in smb2_check_message()  argument
168 	if (len < pdu_size) {  in smb2_check_message()
169 		if ((len >= hdr_size)  in smb2_check_message()
182 	if (len > CIFSMaxBufSize + MAX_SMB2_HDR_SIZE) {  in smb2_check_message()
224 		clc_len += get_neg_ctxt_len(shdr, len, clc_len);  in smb2_check_message()
226 	if (len != clc_len) {  in smb2_check_message()
228 			 clc_len, len, mid);  in smb2_check_message()
234 		if (clc_len + 24 == len && command == SMB2_OPLOCK_BREAK_HE)  in smb2_check_message()
237 		if (clc_len == len + 1)  in smb2_check_message()
244 		if (((clc_len + 7) & ~7) == len)  in smb2_check_message()
256 		if (clc_len < len) {  in smb2_check_message()
259 			     len, clc_len, command, mid);  in smb2_check_message()
264 			len, clc_len, command, mid);  in smb2_check_message()
303 smb2_get_data_area_len(int *off, int *len, struct smb2_sync_hdr *shdr)  in smb2_get_data_area_len()  argument
306 	*len = 0;  in smb2_get_data_area_len()
323 		*len = le16_to_cpu(  in smb2_get_data_area_len()
329 		*len = le16_to_cpu(  in smb2_get_data_area_len()
335 		*len = le32_to_cpu(  in smb2_get_data_area_len()
341 		*len = le32_to_cpu(  in smb2_get_data_area_len()
347 		*len = le32_to_cpu(((struct smb2_read_rsp *)shdr)->DataLength);  in smb2_get_data_area_len()
352 		*len = le32_to_cpu(  in smb2_get_data_area_len()
358 		*len = le32_to_cpu(  in smb2_get_data_area_len()
374 		*len = 0;  in smb2_get_data_area_len()
380 		*len = 0;  in smb2_get_data_area_len()
381 	} else if (*len < 0) {  in smb2_get_data_area_len()
383 			 *len);  in smb2_get_data_area_len()
384 		*len = 0;  in smb2_get_data_area_len()
385 	} else if (*len > 128 * 1024) {  in smb2_get_data_area_len()
386 		cifs_dbg(VFS, "data area larger than 128K: %d\n", *len);  in smb2_get_data_area_len()
387 		*len = 0;  in smb2_get_data_area_len()
391 	if ((*off != 0) && (*len != 0))  in smb2_get_data_area_len()
409 	int len = le16_to_cpu(shdr->StructureSize);  in smb2_calc_size()  local
415 	len += le16_to_cpu(pdu->StructureSize2);  in smb2_calc_size()
430 		if (offset + 1 < len) {  in smb2_calc_size()
432 				 offset + 1, len);  in smb2_calc_size()
435 			len = offset + data_length;  in smb2_calc_size()
439 	cifs_dbg(FYI, "SMB2 len %d\n", len);  in smb2_calc_size()
440 	return len;  in smb2_calc_size()
447 	int len;  in cifs_convert_path_to_utf16()  local
471 	to = cifs_strndup_to_utf16(start_of_path, PATH_MAX, &len,  in cifs_convert_path_to_utf16()