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* [dpdk-stable] [PATCH v3] drivers: ifpga_rawdev: fix fd leak in rte_fpga_do_pr
@ 2019-04-16  5:05 Li Qiang
  2019-04-16  7:02 ` Xu, Rosen
  0 siblings, 1 reply; 4+ messages in thread
From: Li Qiang @ 2019-04-16  5:05 UTC (permalink / raw)
  To: rosen.xu, tianfei.zhang; +Cc: dev, stable, liq3ea, Li Qiang

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



^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [dpdk-stable] [PATCH v3] drivers: ifpga_rawdev: fix fd leak in rte_fpga_do_pr
  2019-04-16  5:05 [dpdk-stable] [PATCH v3] drivers: ifpga_rawdev: fix fd leak in rte_fpga_do_pr Li Qiang
@ 2019-04-16  7:02 ` Xu, Rosen
  2019-05-02 21:39   ` Thomas Monjalon
  0 siblings, 1 reply; 4+ messages in thread
From: Xu, Rosen @ 2019-04-16  7:02 UTC (permalink / raw)
  To: Li Qiang, Zhang, Tianfei; +Cc: dev, stable, liq3ea



> -----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>



^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [dpdk-stable] [PATCH v3] drivers: ifpga_rawdev: fix fd leak in rte_fpga_do_pr
  2019-04-16  7:02 ` Xu, Rosen
@ 2019-05-02 21:39   ` Thomas Monjalon
  0 siblings, 0 replies; 4+ messages in thread
From: Thomas Monjalon @ 2019-05-02 21:39 UTC (permalink / raw)
  To: Li Qiang; +Cc: stable, Xu, Rosen, Zhang, Tianfei, dev, liq3ea

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

Applied, thanks




^ permalink raw reply	[flat|nested] 4+ messages in thread

* [dpdk-stable] [PATCH v3] drivers: ifpga_rawdev: fix fd leak in rte_fpga_do_pr
@ 2019-04-16  7:52 Li Qiang
  0 siblings, 0 replies; 4+ messages in thread
From: Li Qiang @ 2019-04-16  7:52 UTC (permalink / raw)
  To: rosen.xu, tianfei.zhang; +Cc: dev, stable, liq3ea, Li Qiang

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



^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2019-05-02 21:39 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-04-16  5:05 [dpdk-stable] [PATCH v3] drivers: ifpga_rawdev: fix fd leak in rte_fpga_do_pr Li Qiang
2019-04-16  7:02 ` Xu, Rosen
2019-05-02 21:39   ` Thomas Monjalon
2019-04-16  7:52 Li Qiang

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