scsi/megaraid/megaraid_sas_base.c

7220 				"Failed to allocate ioc init request\n");
8228  * @ioc:			ioctl packet
8233 		      struct megasas_iocpacket *ioc)
8249 	if (ioc->sge_count > MAX_IOCTL_SGE) {
8251 		       ioc->sge_count, MAX_IOCTL_SGE);
8255 	if ((ioc->frame.hdr.cmd >= MFI_CMD_OP_COUNT) ||
8256 	    ((ioc->frame.hdr.cmd == MFI_CMD_NVME) &&
8258 	    ((ioc->frame.hdr.cmd == MFI_CMD_TOOLBOX) &&
8262 			ioc->frame.hdr.cmd);
8278 	memcpy(cmd->frame, ioc->frame.raw, 2 * MEGAMFI_FRAME_SIZE);
8320 			((unsigned long)cmd->frame + ioc->sgl_off);
8323 			((unsigned long)cmd->frame + ioc->sgl_off);
8328 	for (i = 0; i < ioc->sge_count; i++) {
8329 		if (!ioc->sgl[i].iov_len)
8333 						    ioc->sgl[i].iov_len,
8348 			kern_sge64[i].length = cpu_to_le32(ioc->sgl[i].iov_len);
8351 			kern_sge32[i].length = cpu_to_le32(ioc->sgl[i].iov_len);
8358 		if (copy_from_user(kbuff_arr[i], ioc->sgl[i].iov_base,
8359 				   (u32) (ioc->sgl[i].iov_len))) {
8365 	if (ioc->sense_len) {
8367 		if (ioc->sense_off >
8373 		sense = dma_alloc_coherent(&instance->pdev->dev, ioc->sense_len,
8381 		sense_ptr = (void *)cmd->frame + ioc->sense_off;
8414 	for (i = 0; i < ioc->sge_count; i++) {
8415 		if (copy_to_user(ioc->sgl[i].iov_base, kbuff_arr[i],
8416 				 ioc->sgl[i].iov_len)) {
8425 	if (ioc->sense_len) {
8431 		sense_ptr = (void *)ioc->frame.raw + ioc->sense_off;
8438 		if (copy_to_user(uptr, sense, ioc->sense_len)) {
8457 		dma_free_coherent(&instance->pdev->dev, ioc->sense_len,
8461 	for (i = 0; i < ioc->sge_count; i++) {
8484 	struct megasas_iocpacket *ioc;
8490 	ioc = kzalloc(sizeof(*ioc), GFP_KERNEL);
8491 	if (!ioc)
8493 	size = offsetof(struct megasas_iocpacket, frame) + sizeof(ioc->frame);
8494 	if (copy_from_user(ioc, arg, size))
8501 		    get_user(ioc->sgl[i].iov_len, &cioc->sgl[i].iov_len))
8504 		ioc->sgl[i].iov_base = compat_ptr(iov_base);
8507 	return ioc;
8509 	kfree(ioc);
8517 	struct megasas_iocpacket *ioc;
8522 		ioc = megasas_compat_iocpacket_get_user(user_ioc);
8524 		ioc = memdup_user(user_ioc, sizeof(struct megasas_iocpacket));
8526 	if (IS_ERR(ioc))
8527 		return PTR_ERR(ioc);
8529 	instance = megasas_lookup_instance(ioc->host_no);
8562 	error = megasas_mgmt_fw_ioctl(instance, user_ioc, ioc);
8567 	kfree(ioc);