diff options
| author | Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> | 2023-12-14 12:03:28 +0530 |
|---|---|---|
| committer | Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> | 2023-12-15 16:29:29 +0530 |
| commit | 327ec5f70609cf00c6f961073c01857555c6a8eb (patch) | |
| tree | fe766e684f60d866947c893cb43836c172985216 /drivers/pci | |
| parent | 309ab14f70d137f708ca52e275dc9fd20d3e9147 (diff) | |
| download | linux-327ec5f70609cf00c6f961073c01857555c6a8eb.tar.gz | |
PCI: epf-mhi: Fix the DMA data direction of dma_unmap_single()
In the error path of pci_epf_mhi_edma_write() function, the DMA data
direction passed (DMA_FROM_DEVICE) doesn't match the actual direction used
for the data transfer. Fix it by passing the correct one (DMA_TO_DEVICE).
Fixes: 7b99aaaddabb ("PCI: epf-mhi: Add eDMA support")
Reviewed-by: Krzysztof Wilczyński <kw@linux.com>
Link: https://lore.kernel.org/r/20231214063328.40657-1-manivannan.sadhasivam@linaro.org
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/endpoint/functions/pci-epf-mhi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/endpoint/functions/pci-epf-mhi.c b/drivers/pci/endpoint/functions/pci-epf-mhi.c index 472bc489b754b..d3d6a1054036b 100644 --- a/drivers/pci/endpoint/functions/pci-epf-mhi.c +++ b/drivers/pci/endpoint/functions/pci-epf-mhi.c @@ -424,7 +424,7 @@ static int pci_epf_mhi_edma_write(struct mhi_ep_cntrl *mhi_cntrl, } err_unmap: - dma_unmap_single(dma_dev, src_addr, buf_info->size, DMA_FROM_DEVICE); + dma_unmap_single(dma_dev, src_addr, buf_info->size, DMA_TO_DEVICE); err_unlock: mutex_unlock(&epf_mhi->lock); |