diff options
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c index d9b8ca5116bc..007137873054 100644 --- a/drivers/scsi/megaraid/megaraid_sas.c +++ b/drivers/scsi/megaraid/megaraid_sas.c @@ -3566,6 +3566,9 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance, * For each user buffer, create a mirror buffer and copy in */ for (i = 0; i < ioc->sge_count; i++) { + if (!ioc->sgl[i].iov_len) + continue; + kbuff_arr[i] = dma_alloc_coherent(&instance->pdev->dev, ioc->sgl[i].iov_len, &buf_handle, GFP_KERNEL); |