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scsi: mpt3sas: Fix return value check of dma_get_required_mask()

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[ Upstream commit e0e0747de0 ]

Fix the incorrect return value check of dma_get_required_mask().  Due to
this incorrect check, the driver was always setting the DMA mask to 63 bit.

Link: https://lore.kernel.org/r/20220913120538.18759-2-sreekanth.reddy@broadcom.com
Fixes: ba27c5cf28 ("scsi: mpt3sas: Don't change the DMA coherent mask after allocations")
Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Sreekanth Reddy
2022-09-13 17:35:38 +05:30
committed by Greg Kroah-Hartman
parent e7fafef983
commit 2b9aba0c5d
1 changed files with 1 additions and 1 deletions
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2
drivers/scsi/mpt3sas/mpt3sas_base.c
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@@ -2825,7 +2825,7 @@ _base_config_dma_addressing(struct MPT3SAS_ADAPTER *ioc, struct pci_dev *pdev)
if (ioc->is_mcpu_endpoint ||
sizeof(dma_addr_t) == 4 || ioc->use_32bit_dma ||
dma_get_required_mask(&pdev->dev) <= 32)
dma_get_required_mask(&pdev->dev) <= DMA_BIT_MASK(32))
ioc->dma_mask = 32;
/* Set 63 bit DMA mask for all SAS3 and SAS35 controllers */
else if (ioc->hba_mpi_version_belonged > MPI2_VERSION)