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authorHannes Reinecke <hare@suse.de>2019-02-18 08:34:22 +0100
committerMartin K. Petersen <martin.petersen@oracle.com>2019-02-26 03:37:26 +0100
commitc326de562f1fc149da4855a1b9d0433300c2a85d (patch)
tree685766df9b1c346722ee23cef742db372e8920e3 /drivers/scsi/aic94xx/aic94xx_init.c
parentscsi: 3w-sas: fix calls to dma_set_mask_and_coherent() (diff)
downloadlinux-c326de562f1fc149da4855a1b9d0433300c2a85d.tar.xz
linux-c326de562f1fc149da4855a1b9d0433300c2a85d.zip
scsi: aic94xx: 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. [mkp: fixed subject] Fixes: 3a21986f1a59 ("scsi: aic94xx: fully convert to the 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>
Diffstat (limited to 'drivers/scsi/aic94xx/aic94xx_init.c')
-rw-r--r--drivers/scsi/aic94xx/aic94xx_init.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/scsi/aic94xx/aic94xx_init.c b/drivers/scsi/aic94xx/aic94xx_init.c
index 07efcb9b5b94..bbdae67774f0 100644
--- a/drivers/scsi/aic94xx/aic94xx_init.c
+++ b/drivers/scsi/aic94xx/aic94xx_init.c
@@ -769,9 +769,11 @@ static int asd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
if (err)
goto Err_remove;
- err = -ENODEV;
- if (dma_set_mask_and_coherent(&dev->dev, DMA_BIT_MASK(64)) ||
- dma_set_mask_and_coherent(&dev->dev, DMA_BIT_MASK(32))) {
+ err = dma_set_mask_and_coherent(&dev->dev, DMA_BIT_MASK(64));
+ if (err)
+ err = dma_set_mask_and_coherent(&dev->dev, DMA_BIT_MASK(32));
+ if (err) {
+ err = -ENODEV;
asd_printk("no suitable DMA mask for %s\n", pci_name(dev));
goto Err_remove;
}