6.16-stable review patch. If anyone has any objections, please let me know.
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From: Thomas Fourier fourier.thomas@gmail.com
[ Upstream commit 063bec4444d54e5f35d11949c5c90eaa1ff84c11 ]
The dma_unmap_sg() functions should be called with the same nents as the dma_map_sg(), not the value the map function returned.
Fixes: ddcc7e347a89 ("isci: fix dma_unmap_sg usage") Signed-off-by: Thomas Fourier fourier.thomas@gmail.com Link: https://lore.kernel.org/r/20250627142451.241713-2-fourier.thomas@gmail.com Signed-off-by: Martin K. Petersen martin.petersen@oracle.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/scsi/isci/request.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/isci/request.c b/drivers/scsi/isci/request.c index 355a0bc0828e..bb89a2e33eb4 100644 --- a/drivers/scsi/isci/request.c +++ b/drivers/scsi/isci/request.c @@ -2904,7 +2904,7 @@ static void isci_request_io_request_complete(struct isci_host *ihost, task->total_xfer_len, task->data_dir); else /* unmap the sgl dma addresses */ dma_unmap_sg(&ihost->pdev->dev, task->scatter, - request->num_sg_entries, task->data_dir); + task->num_scatter, task->data_dir); break; case SAS_PROTOCOL_SMP: { struct scatterlist *sg = &task->smp_task.smp_req;