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Re: [PATCH v2 2/2] x86/xen: Fix memory leak in xen_init_lock_cpu()
- To: Xiu Jianfeng <xiujianfeng@xxxxxxxxxx>, boris.ostrovsky@xxxxxxxxxx, tglx@xxxxxxxxxxxxx, mingo@xxxxxxxxxx, bp@xxxxxxxxx, dave.hansen@xxxxxxxxxxxxxxx, hpa@xxxxxxxxx, jeremy@xxxxxxxx
- From: Juergen Gross <jgross@xxxxxxxx>
- Date: Thu, 24 Nov 2022 16:40:21 +0100
- Cc: x86@xxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
- Delivery-date: Thu, 24 Nov 2022 15:40:28 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 23.11.22 16:58, Xiu Jianfeng wrote:
In xen_init_lock_cpu(), the @name has allocated new string by kasprintf(),
if bind_ipi_to_irqhandler() fails, it should be freed, otherwise may lead
to a memory leak issue, fix it.
Fixes: 2d9e1e2f58b5 ("xen: implement Xen-specific spinlocks")
Signed-off-by: Xiu Jianfeng <xiujianfeng@xxxxxxxxxx>
Reviewed-by: Juergen Gross <jgross@xxxxxxxx>
Juergen
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