* [PATCH] mshv: fix fd leak in mshv_ioctl_create_vtl()
@ 2026-07-08 1:28 Yi Xie
2026-07-08 13:05 ` Hamza Mahfooz
2026-07-09 16:05 ` Markus Elfring
0 siblings, 2 replies; 4+ messages in thread
From: Yi Xie @ 2026-07-08 1:28 UTC (permalink / raw)
To: kys, haiyangz, wei.liu; +Cc: linux-hyperv, linux-kernel, Yi Xie
put_unused_fd() if anon_inode_getfile() fails.
Signed-off-by: Yi Xie <xieyi@kylinos.cn>
---
drivers/hv/mshv_vtl_main.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/hv/mshv_vtl_main.c b/drivers/hv/mshv_vtl_main.c
index 0d3d4161974f..897a41b08d02 100644
--- a/drivers/hv/mshv_vtl_main.c
+++ b/drivers/hv/mshv_vtl_main.c
@@ -129,6 +129,7 @@ mshv_ioctl_create_vtl(void __user *user_arg, struct device *module_dev)
file = anon_inode_getfile("mshv_vtl", &mshv_vtl_fops,
vtl, O_RDWR);
if (IS_ERR(file)) {
+ put_unused_fd(fd);
kfree(vtl);
return PTR_ERR(file);
}
--
2.34.1
^ permalink raw reply [flat|nested] 4+ messages in thread* Re: [PATCH] mshv: fix fd leak in mshv_ioctl_create_vtl()
2026-07-08 1:28 [PATCH] mshv: fix fd leak in mshv_ioctl_create_vtl() Yi Xie
@ 2026-07-08 13:05 ` Hamza Mahfooz
2026-07-22 22:20 ` Wei Liu
2026-07-09 16:05 ` Markus Elfring
1 sibling, 1 reply; 4+ messages in thread
From: Hamza Mahfooz @ 2026-07-08 13:05 UTC (permalink / raw)
To: Yi Xie; +Cc: kys, haiyangz, wei.liu, linux-hyperv, linux-kernel
On Wed, Jul 08, 2026 at 09:28:52AM +0800, Yi Xie wrote:
> put_unused_fd() if anon_inode_getfile() fails.
>
> Signed-off-by: Yi Xie <xieyi@kylinos.cn>
Reviewed-by: Hamza Mahfooz <hamzamahfooz@linux.microsoft.com>
> ---
> drivers/hv/mshv_vtl_main.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/hv/mshv_vtl_main.c b/drivers/hv/mshv_vtl_main.c
> index 0d3d4161974f..897a41b08d02 100644
> --- a/drivers/hv/mshv_vtl_main.c
> +++ b/drivers/hv/mshv_vtl_main.c
> @@ -129,6 +129,7 @@ mshv_ioctl_create_vtl(void __user *user_arg, struct device *module_dev)
> file = anon_inode_getfile("mshv_vtl", &mshv_vtl_fops,
> vtl, O_RDWR);
> if (IS_ERR(file)) {
> + put_unused_fd(fd);
> kfree(vtl);
> return PTR_ERR(file);
> }
> --
> 2.34.1
^ permalink raw reply [flat|nested] 4+ messages in thread* Re: [PATCH] mshv: fix fd leak in mshv_ioctl_create_vtl()
2026-07-08 13:05 ` Hamza Mahfooz
@ 2026-07-22 22:20 ` Wei Liu
0 siblings, 0 replies; 4+ messages in thread
From: Wei Liu @ 2026-07-22 22:20 UTC (permalink / raw)
To: Hamza Mahfooz; +Cc: Yi Xie, kys, haiyangz, wei.liu, linux-hyperv, linux-kernel
On Wed, Jul 08, 2026 at 09:05:16AM -0400, Hamza Mahfooz wrote:
> On Wed, Jul 08, 2026 at 09:28:52AM +0800, Yi Xie wrote:
> > put_unused_fd() if anon_inode_getfile() fails.
> >
> > Signed-off-by: Yi Xie <xieyi@kylinos.cn>
>
> Reviewed-by: Hamza Mahfooz <hamzamahfooz@linux.microsoft.com>
Applied to hyperv-fixes. Thanks.
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] mshv: fix fd leak in mshv_ioctl_create_vtl()
2026-07-08 1:28 [PATCH] mshv: fix fd leak in mshv_ioctl_create_vtl() Yi Xie
2026-07-08 13:05 ` Hamza Mahfooz
@ 2026-07-09 16:05 ` Markus Elfring
1 sibling, 0 replies; 4+ messages in thread
From: Markus Elfring @ 2026-07-09 16:05 UTC (permalink / raw)
To: Yi Xie, linux-hyperv, Haiyang Zhang, Hamza Mahfooz,
K. Y. Srinivasan, Wei Liu
Cc: LKML
> put_unused_fd() if anon_inode_getfile() fails.
How do you think about to add any tags (like “Fixes” and “Cc”) accordingly?
See also:
* https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v7.2-rc2#n145
* https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/stable-kernel-rules.rst?h=v7.2-rc2#n34
* Would you like to complete the exception handling by using another goto chain?
* How do you think about to increase the application of scope-based resource management?
Regards,
Markus
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2026-07-22 22:21 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2026-07-08 1:28 [PATCH] mshv: fix fd leak in mshv_ioctl_create_vtl() Yi Xie
2026-07-08 13:05 ` Hamza Mahfooz
2026-07-22 22:20 ` Wei Liu
2026-07-09 16:05 ` Markus Elfring
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