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scsi: csiostor: fix calls to dma_set_mask_and_coherent() 

The change to use dma_set_mask_and_coherent() incorrectly made a second
call with the 32 bit DMA mask value when the call with the 64 bit DMA mask
value succeeded.

Fixes: c22b332d81 ("scsi: csiostor: switch to generic DMA API")
Cc: <stable@vger.kernel.org>
Signed-off-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Ewan D. Milne <emilne@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Hannes Reinecke 2019-02-18 08:34:24 +01:00 committed by Martin K. Petersen
parent 11ea382414
commit 732f3238dc
1 changed files with 5 additions and 2 deletions
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7
drivers/scsi/csiostor/csio_init.c
View File

@ -210,8 +210,11 @@ csio_pci_init(struct pci_dev *pdev, int *bars)
pci_set_master(pdev);
pci_try_set_mwi(pdev);
if (dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)) ||
dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32))) {
rv = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
if (rv)
rv = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (rv) {
rv = -ENODEV;
dev_err(&pdev->dev, "No suitable DMA available.\n");
goto err_release_regions;
}