Attachment 234222 Details for Bug 264249 – a possible patch

[patch] a possible patch

0001-mlx4-Fix-memory-leak-in-rem_slave_fs_rule.patch (text/plain), 1012 bytes, created by ruc_gongyuanjun on 2022-05-26 02:54:00 UTC

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Creator: ruc_gongyuanjun

Created: 2022-05-26 02:54:00 UTC

Size: 1012 bytes

patch

obsolete

>From 8d226c8196633f2a1f912c0e89c01f710c4055c6 Mon Sep 17 00:00:00 2001
>From: Yuanjun Gong <ruc_gongyuanjun@163.com>
>Date: Thu, 26 May 2022 10:49:08 +0800
>Subject: [PATCH 1/1] mlx4: Fix memory leak in rem_slave_fs_rule
>
>Before kfree(fs_rule), fs_rule->mirr_mbox should be released
>since it is an allocated data.
>
>Signed-off-by: Yuanjun Gong <ruc_gongyuanjun@163.com>
>---
> sys/dev/mlx4/mlx4_core/mlx4_resource_tracker.c | 1 +
> 1 file changed, 1 insertion(+)
>
>diff --git a/sys/dev/mlx4/mlx4_core/mlx4_resource_tracker.c b/sys/dev/mlx4/mlx4_core/mlx4_resource_tracker.c
>index 4e4b04758e11..95ab8a8142a5 100644
>--- a/sys/dev/mlx4/mlx4_core/mlx4_resource_tracker.c
>+++ b/sys/dev/mlx4/mlx4_core/mlx4_resource_tracker.c
>@@ -5063,6 +5063,7 @@ static void rem_slave_fs_rule(struct mlx4_dev *dev, int slave)
> 						 &tracker->res_tree[RES_FS_RULE]);
> 					list_del(&fs_rule->com.list);
> 					spin_unlock_irq(mlx4_tlock(dev));
>+					kfree(fs_rule->mirr_mbox);
> 					kfree(fs_rule);
> 					state = 0;
> 					break;
>-- 
>2.17.1
>

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