102 	if (device->char_data.idal_buf != NULL &&  in tapechar_check_idalbuffer()
103 	    device->char_data.idal_buf->size == block_size)  in tapechar_check_idalbuffer()
117 	if (device->char_data.idal_buf != NULL)  in tapechar_check_idalbuffer()
118 		idal_buffer_free(device->char_data.idal_buf);  in tapechar_check_idalbuffer()
120 	device->char_data.idal_buf = new;  in tapechar_check_idalbuffer()
149 	if (device->char_data.block_size != 0) {  in tapechar_read()
150 		if (count < device->char_data.block_size) {  in tapechar_read()
155 		block_size = device->char_data.block_size;  in tapechar_read()
180 		if (idal_buffer_to_user(device->char_data.idal_buf,  in tapechar_read()
204 	if (device->char_data.block_size != 0) {  in tapechar_write()
205 		if (count < device->char_data.block_size) {  in tapechar_write()
210 		block_size = device->char_data.block_size;  in tapechar_write()
236 		if (idal_buffer_from_user(device->char_data.idal_buf,  in tapechar_write()
338 	if (device->char_data.idal_buf != NULL) {  in tapechar_release()
339 		idal_buffer_free(device->char_data.idal_buf);  in tapechar_release()
340 		device->char_data.idal_buf = NULL;  in tapechar_release()