diff options
| author | Thomas Fourier <fourier.thomas@gmail.com> | 2025-06-27 15:48:18 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2025-07-14 20:57:18 -0400 |
| commit | 0141618727bc929fe868153d21797f10ce5bef3f (patch) | |
| tree | 81ad7322b727c35204b0aa2ac81f085e27cc3035 | |
| parent | 3a988d0b65d7d1713ce7596eae288a293f3b938e (diff) | |
scsi: mvsas: Fix dma_unmap_sg() nents value
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: b5762948263d ("[SCSI] mvsas: Add Marvell 6440 SAS/SATA driver")
Signed-off-by: Thomas Fourier <fourier.thomas@gmail.com>
Link: https://lore.kernel.org/r/20250627134822.234813-2-fourier.thomas@gmail.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
| -rw-r--r-- | drivers/scsi/mvsas/mv_sas.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c index 6c46654b9cd9..15b3d9d55a4b 100644 --- a/drivers/scsi/mvsas/mv_sas.c +++ b/drivers/scsi/mvsas/mv_sas.c @@ -818,7 +818,7 @@ err_out: dev_printk(KERN_ERR, mvi->dev, "mvsas prep failed[%d]!\n", rc); if (!sas_protocol_ata(task->task_proto)) if (n_elem) - dma_unmap_sg(mvi->dev, task->scatter, n_elem, + dma_unmap_sg(mvi->dev, task->scatter, task->num_scatter, task->data_dir); prep_out: return rc; @@ -864,7 +864,7 @@ static void mvs_slot_task_free(struct mvs_info *mvi, struct sas_task *task, if (!sas_protocol_ata(task->task_proto)) if (slot->n_elem) dma_unmap_sg(mvi->dev, task->scatter, - slot->n_elem, task->data_dir); + task->num_scatter, task->data_dir); switch (task->task_proto) { case SAS_PROTOCOL_SMP: |