If hl_cpu_accessible_dma_pool_alloc() fails, we should check
'req_cpu_addr', fix it.
Fixes: 0c88760f8f5e ("habanalabs/gaudi2: add secured attestation info uapi")
Signed-off-by: Yang Yingliang <[email protected]>
---
drivers/misc/habanalabs/common/firmware_if.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/misc/habanalabs/common/firmware_if.c b/drivers/misc/habanalabs/common/firmware_if.c
index 2de6a9bd564d..f18e53bbba6b 100644
--- a/drivers/misc/habanalabs/common/firmware_if.c
+++ b/drivers/misc/habanalabs/common/firmware_if.c
@@ -2983,7 +2983,7 @@ static int hl_fw_get_sec_attest_data(struct hl_device *hdev, u32 packet_id, void
int rc;
req_cpu_addr = hl_cpu_accessible_dma_pool_alloc(hdev, size, &req_dma_addr);
- if (!data) {
+ if (!req_cpu_addr) {
dev_err(hdev->dev,
"Failed to allocate DMA memory for CPU-CP packet %u\n", packet_id);
return -ENOMEM;
--
2.25.1
On Fri, Sep 23, 2022 at 5:32 PM Yang Yingliang <[email protected]> wrote:
>
> If hl_cpu_accessible_dma_pool_alloc() fails, we should check
> 'req_cpu_addr', fix it.
>
> Fixes: 0c88760f8f5e ("habanalabs/gaudi2: add secured attestation info uapi")
> Signed-off-by: Yang Yingliang <[email protected]>
> ---
> drivers/misc/habanalabs/common/firmware_if.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/misc/habanalabs/common/firmware_if.c b/drivers/misc/habanalabs/common/firmware_if.c
> index 2de6a9bd564d..f18e53bbba6b 100644
> --- a/drivers/misc/habanalabs/common/firmware_if.c
> +++ b/drivers/misc/habanalabs/common/firmware_if.c
> @@ -2983,7 +2983,7 @@ static int hl_fw_get_sec_attest_data(struct hl_device *hdev, u32 packet_id, void
> int rc;
>
> req_cpu_addr = hl_cpu_accessible_dma_pool_alloc(hdev, size, &req_dma_addr);
> - if (!data) {
> + if (!req_cpu_addr) {
> dev_err(hdev->dev,
> "Failed to allocate DMA memory for CPU-CP packet %u\n", packet_id);
> return -ENOMEM;
> --
> 2.25.1
>
Thanks!
Reviewed-by: Oded Gabbay <[email protected]>
Applied to -next.
Oded