From: "Chen, Yu C" <yu.c.chen@intel.com>
To: Tony Luck <tony.luck@intel.com>
Cc: Borislav Petkov <bp@alien8.de>, <x86@kernel.org>,
<linux-kernel@vger.kernel.org>, <patches@lists.linux.dev>,
Peter Newman <peternewman@google.com>,
Maciej Wieczor-Retman <maciej.wieczor-retman@intel.com>,
Dave Martin <Dave.Martin@arm.com>,
"Babu Moger" <babu.moger@amd.com>,
Fenghua Yu <fenghuay@nvidia.com>,
Reinette Chatre <reinette.chatre@intel.com>,
Drew Fustini <dfustini@baylibre.com>,
"James Morse" <james.morse@arm.com>
Subject: Re: [PATCH v2 2/5] fs/resctrl: Free mon_data structures on rdt_get_tree() failure
Date: Mon, 18 May 2026 09:17:23 +0800 [thread overview]
Message-ID: <7f7712d9-2b23-412a-a3a8-e36c22b4ba32@intel.com> (raw)
In-Reply-To: <20260515193944.15114-3-tony.luck@intel.com>
On 5/16/2026 3:39 AM, Tony Luck wrote:
> If mkdir_mondata_all() succeeds but a subsequent call in rdt_get_tree()
> fails, the mon_data structures allocated by mon_get_kn_priv() are
> leaked. Add mon_put_kn_priv() to the out_mondata error path to free
> them.
>
> Fixes: 2a6566038544 ("x86/resctrl: Expand the width of domid by replacing mon_data_bits")
> Reported-by: Reinette Chatre <reinette.chatre@intel.com>
> Signed-off-by: Tony Luck <tony.luck@intel.com>
Reviewed-by: Chen Yu <yu.c.chen@intel.com>
thanks,
Chenyu
next prev parent reply other threads:[~2026-05-18 1:17 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-15 19:39 [PATCH v2 0/5] fs/resctrl: Fix four long-standing issues Tony Luck
2026-05-15 19:39 ` [PATCH v2 1/5] fs/resctrl: Move functions to avoid forward references in subsequent fixes Tony Luck
2026-05-18 20:54 ` Babu Moger
2026-05-15 19:39 ` [PATCH v2 2/5] fs/resctrl: Free mon_data structures on rdt_get_tree() failure Tony Luck
2026-05-18 1:17 ` Chen, Yu C [this message]
2026-05-18 20:54 ` Babu Moger
2026-05-15 19:39 ` [PATCH v2 3/5] fs/resctrl: Fix use-after-free during unmount Tony Luck
2026-05-18 20:54 ` Babu Moger
2026-05-15 19:39 ` [PATCH v2 4/5] fs/resctrl: Fix deadlock for errors during mount Tony Luck
2026-05-18 20:54 ` Babu Moger
2026-05-19 4:03 ` Reinette Chatre
2026-05-15 19:39 ` [PATCH v2 5/5] fs/resctrl: Fix issues with worker threads when CPUs are taken offline Tony Luck
2026-05-18 20:55 ` Babu Moger
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