Re: [dpdk-dev] [PATCH v3] drivers: ifpga_rawdev: fix fd leak in rte_fpga_do_pr

["Xu, Rosen" <rosen.xu@intel.com>]

> -----Original Message-----
> From: Li Qiang [mailto:liq3ea@163.com]
> Sent: Tuesday, April 16, 2019 13:05
> To: Xu, Rosen <rosen.xu@intel.com>; Zhang, Tianfei
> <tianfei.zhang@intel.com>
> Cc: dev@dpdk.org; stable@dpdk.org; liq3ea@gmail.com; Li Qiang
> <liq3ea@163.com>
> Subject: [PATCH v3] drivers: ifpga_rawdev: fix fd leak in rte_fpga_do_pr
> 
> In rte_fpga_do_pr() function, if 'stat' return error the 'file_fd' is never closed
> thus leading a fd leak. This patch avoids this.
> 
> Coverity issue: 279441
> Fixes: ef1e8ede3da59e("raw/ifpga: add Intel FPGA bus rawdev driver")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Li Qiang <liq3ea@163.com>
> ---
> Change since v2: add proper tags in commit message
> 
>  drivers/raw/ifpga_rawdev/ifpga_rawdev.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/raw/ifpga_rawdev/ifpga_rawdev.c
> b/drivers/raw/ifpga_rawdev/ifpga_rawdev.c
> index da772d026..eff001b59 100644
> --- a/drivers/raw/ifpga_rawdev/ifpga_rawdev.c
> +++ b/drivers/raw/ifpga_rawdev/ifpga_rawdev.c
> @@ -244,7 +244,8 @@ rte_fpga_do_pr(struct rte_rawdev *rawdev, int
> port_id,
>  	if (ret) {
>  		IFPGA_RAWDEV_PMD_ERR("stat on bitstream file
> failed: %s\n",
>  				file_name);
> -		return -EINVAL;
> +		ret = -EINVAL;
> +		goto close_fd;
>  	}
>  	buffer_size = file_stat.st_size;
>  	IFPGA_RAWDEV_PMD_INFO("bitstream file size: %zu\n", buffer_size);
> --
> 2.19.1.3.ge56e4f7
> 

Acked-by: Rosen Xu <rosen.xu@intel.com>