diff options
| author | Thomas Fourier <fourier.thomas@gmail.com> | 2025-06-18 09:17:37 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2025-06-23 13:23:45 -0400 |
| commit | 00f452a1b084efbe8dcb60a29860527944a002a1 (patch) | |
| tree | 50e0476352ed65e4e81fcc8fa6737664c6866d96 | |
| parent | c3b214719a87735d4f67333a8ef3c0e31a34837c (diff) | |
scsi: qla4xxx: Fix missing DMA mapping error in qla4xxx_alloc_pdu()
dma_map_XXX() can fail and should be tested for errors with
dma_mapping_error().
Fixes: b3a271a94d00 ("[SCSI] qla4xxx: support iscsiadm session mgmt")
Signed-off-by: Thomas Fourier <fourier.thomas@gmail.com>
Link: https://lore.kernel.org/r/20250618071742.21822-2-fourier.thomas@gmail.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_os.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index d4141656b204..a39f1da4ce47 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -3420,6 +3420,8 @@ static int qla4xxx_alloc_pdu(struct iscsi_task *task, uint8_t opcode) task_data->data_dma = dma_map_single(&ha->pdev->dev, task->data, task->data_count, DMA_TO_DEVICE); + if (dma_mapping_error(&ha->pdev->dev, task_data->data_dma)) + return -ENOMEM; } DEBUG2(ql4_printk(KERN_INFO, ha, "%s: MaxRecvLen %u, iscsi hrd %d\n", |