* Re: [dpdk-stable] [PATCH] net/virtio: fix getline memory leakage
[not found] <1618969069-15304-1-git-send-email-humin29@huawei.com>
@ 2021-04-21 2:10 ` Xia, Chenbo
2021-04-28 3:21 ` Xia, Chenbo
0 siblings, 1 reply; 2+ messages in thread
From: Xia, Chenbo @ 2021-04-21 2:10 UTC (permalink / raw)
To: Min Hu (Connor), dev; +Cc: Yigit, Ferruh, maxime.coquelin, stable
> -----Original Message-----
> From: Min Hu (Connor) <humin29@huawei.com>
> Sent: Wednesday, April 21, 2021 9:38 AM
> To: dev@dpdk.org
> Cc: Yigit, Ferruh <ferruh.yigit@intel.com>; maxime.coquelin@redhat.com; Xia,
> Chenbo <chenbo.xia@intel.com>
> Subject: [PATCH] net/virtio: fix getline memory leakage
>
> From: Chengwen Feng <fengchengwen@huawei.com>
>
> This patch fixes getline memory leakage when parsing dynamic major num.
>
> Fixes: 7d62bf6f54ba ("net/virtio: introduce vhost-vDPA backend type")
> Cc: stable@dpdk.org
>
> Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
> Signed-off-by: Min Hu (Connor) <humin29@huawei.com>
> ---
> drivers/net/virtio/virtio_user_ethdev.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/virtio/virtio_user_ethdev.c
> b/drivers/net/virtio/virtio_user_ethdev.c
> index 79bd31e..e85906e 100644
> --- a/drivers/net/virtio/virtio_user_ethdev.c
> +++ b/drivers/net/virtio/virtio_user_ethdev.c
> @@ -360,7 +360,7 @@ vdpa_dynamic_major_num(void)
> {
> FILE *fp;
> char *line = NULL;
> - size_t size;
> + size_t size = 0;
> char name[11];
> bool found = false;
> uint32_t num;
> @@ -380,6 +380,7 @@ vdpa_dynamic_major_num(void)
> break;
> }
> }
> + free(line);
> fclose(fp);
> return found ? num : UNNAMED_MAJOR;
> }
> --
> 2.7.4
Reviewed-by: Chenbo Xia <chenbo.xia@intel.com>
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [dpdk-stable] [PATCH] net/virtio: fix getline memory leakage
2021-04-21 2:10 ` [dpdk-stable] [PATCH] net/virtio: fix getline memory leakage Xia, Chenbo
@ 2021-04-28 3:21 ` Xia, Chenbo
0 siblings, 0 replies; 2+ messages in thread
From: Xia, Chenbo @ 2021-04-28 3:21 UTC (permalink / raw)
To: Min Hu (Connor), dev; +Cc: Yigit, Ferruh, maxime.coquelin, stable
> -----Original Message-----
> From: stable <stable-bounces@dpdk.org> On Behalf Of Xia, Chenbo
> Sent: Wednesday, April 21, 2021 10:10 AM
> To: Min Hu (Connor) <humin29@huawei.com>; dev@dpdk.org
> Cc: Yigit, Ferruh <ferruh.yigit@intel.com>; maxime.coquelin@redhat.com;
> stable@dpdk.org
> Subject: Re: [dpdk-stable] [PATCH] net/virtio: fix getline memory leakage
>
> > -----Original Message-----
> > From: Min Hu (Connor) <humin29@huawei.com>
> > Sent: Wednesday, April 21, 2021 9:38 AM
> > To: dev@dpdk.org
> > Cc: Yigit, Ferruh <ferruh.yigit@intel.com>; maxime.coquelin@redhat.com; Xia,
> > Chenbo <chenbo.xia@intel.com>
> > Subject: [PATCH] net/virtio: fix getline memory leakage
> >
> > From: Chengwen Feng <fengchengwen@huawei.com>
> >
> > This patch fixes getline memory leakage when parsing dynamic major num.
> >
> > Fixes: 7d62bf6f54ba ("net/virtio: introduce vhost-vDPA backend type")
> > Cc: stable@dpdk.org
> >
> > Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
> > Signed-off-by: Min Hu (Connor) <humin29@huawei.com>
> > ---
> > drivers/net/virtio/virtio_user_ethdev.c | 3 ++-
> > 1 file changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/net/virtio/virtio_user_ethdev.c
> > b/drivers/net/virtio/virtio_user_ethdev.c
> > index 79bd31e..e85906e 100644
> > --- a/drivers/net/virtio/virtio_user_ethdev.c
> > +++ b/drivers/net/virtio/virtio_user_ethdev.c
> > @@ -360,7 +360,7 @@ vdpa_dynamic_major_num(void)
> > {
> > FILE *fp;
> > char *line = NULL;
> > - size_t size;
> > + size_t size = 0;
> > char name[11];
> > bool found = false;
> > uint32_t num;
> > @@ -380,6 +380,7 @@ vdpa_dynamic_major_num(void)
> > break;
> > }
> > }
> > + free(line);
> > fclose(fp);
> > return found ? num : UNNAMED_MAJOR;
> > }
> > --
> > 2.7.4
Applied to next-virtio/main, thanks
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2021-04-21 2:10 ` [dpdk-stable] [PATCH] net/virtio: fix getline memory leakage Xia, Chenbo
2021-04-28 3:21 ` Xia, Chenbo
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