6.15-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 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 --- drivers/scsi/elx/efct/efct_lio.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/elx/efct/efct_lio.c b/drivers/scsi/elx/efct/efct_lio.c index 9ac69356b13e..bd3d489e56ae 100644 --- 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; }