scsi: elx: efct: Fix dma_unmap_sg() nents value

[ Upstream commit 3a988d0b65d7d1713ce7596eae288a293f3b938e ]

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: 692e5d73a811 ("scsi: elx: efct: LIO backend interface routines")
Signed-off-by: Thomas Fourier <fourier.thomas@gmail.com>
Link: https://lore.kernel.org/r/20250627114117.188480-2-fourier.thomas@gmail.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/scsi/elx/efct/efct_lio.c b/drivers/scsi/elx/efct/efct_lio.c
index 9ac69356b13e08629c1949a7ba237ec07dfa5db1..bd3d489e56ae9335b237ee2053a740f5d0981b8d 100644 (file)
--- a/drivers/scsi/elx/efct/efct_lio.c
+++ b/drivers/scsi/elx/efct/efct_lio.c
@@ -382,7 +382,7 @@ efct_lio_sg_unmap(struct efct_io *io)
                return;
 
        dma_unmap_sg(&io->efct->pci->dev, cmd->t_data_sg,
-                    ocp->seg_map_cnt, cmd->data_direction);
+                    cmd->t_data_nents, cmd->data_direction);
        ocp->seg_map_cnt = 0;
 }