Hi,
> -----Original Message-----
> From: Huang, Wei <wei.hu...@intel.com>
> Sent: Friday, March 17, 2023 4:44 AM
> To: dev@dpdk.org; tho...@monjalon.net; david.march...@redhat.com
> Cc: sta...@dpdk.org; Xu, Rosen <rosen...@intel.com>; Zhang, Tianfei
> <tianfei.zh...@intel.com>; Zhang, Qi Z <qi.z.zh...@intel.com>; Huang, Wei
> <wei.hu...@intel.com>
> Subject: [PATCH v1] bus/ifpga: fix issue of accessing null address
>
> In function ifpga_scan_one(), variable 'path' is NULL if device argument
> 'afu_bts' is not set, subsequent string copy with 'path' would lead to
> segmentation fault.
>
> Fixes: 6fa4aa2b3645 ("bus/ifpga: fix forcing optional devargs")
> Cc: sta...@dpdk.org
>
> Signed-off-by: Wei Huang <wei.hu...@intel.com>
> ---
> drivers/bus/ifpga/ifpga_bus.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/bus/ifpga/ifpga_bus.c b/drivers/bus/ifpga/ifpga_bus.c
> index bb943b5..07e316b 100644
> --- a/drivers/bus/ifpga/ifpga_bus.c
> +++ b/drivers/bus/ifpga/ifpga_bus.c
> @@ -135,6 +135,8 @@ struct rte_afu_device *
> goto end;
> }
> afu_pr_conf.pr_enable = 1;
> + strlcpy(afu_pr_conf.bs_path, path,
> + sizeof(afu_pr_conf.bs_path));
> } else {
> afu_pr_conf.pr_enable = 0;
> }
> @@ -174,7 +176,6 @@ struct rte_afu_device *
> rawdev->dev_ops->dev_start(rawdev))
> goto end;
>
> - strlcpy(afu_pr_conf.bs_path, path, sizeof(afu_pr_conf.bs_path));
> if (rawdev->dev_ops &&
> rawdev->dev_ops->firmware_load &&
> rawdev->dev_ops->firmware_load(rawdev,
> --
> 1.8.3.1
Acked-by: Rosen Xu <rosen...@intel.com>
