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Commit cd9100ca authored by Shiraz Saleem's avatar Shiraz Saleem Committed by Doug Ledford
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i40iw: Fail open if there are no available MSI-X vectors 



Check number of available MSI-X vectors for i40iw.
If there are no available vectors, fail the open.

Signed-off-by: default avatarShiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 01df7f5a

drivers/infiniband/hw/i40iw/i40iw_main.c

+6 −1
Original line number Diff line number Diff line
@@ -1400,6 +1400,11 @@ static enum i40iw_status_code i40iw_save_msix_info(struct i40iw_device *iwdev, 
	u32 i;

	u32 size;



	if (!ldev->msix_count) {

		i40iw_pr_err("No MSI-X vectors\n");

		return I40IW_ERR_CONFIG;

	}



	iwdev->msix_count = ldev->msix_count;



	size = sizeof(struct i40iw_msix_vector) * iwdev->msix_count;
@@ -1550,7 +1555,7 @@ static enum i40iw_status_code i40iw_setup_init_state(struct i40iw_handler *hdl, 


	status = i40iw_save_msix_info(iwdev, ldev);

	if (status)

		goto exit;

		return status;

	iwdev->hw.dev_context = (void *)ldev->pcidev;

	iwdev->hw.hw_addr = ldev->hw_addr;

	status = i40iw_allocate_dma_mem(&iwdev->hw,