From c03666e3bd91a094ad0c990ab6aaf18bae7d2d9d Mon Sep 17 00:00:00 2001
From: Kemeng Shi <shikemeng@huawei.com>
Date: Wed, 21 Jul 2021 17:43:01 +0800
Subject: [PATCH] etmem scan: fix memleak in vm_idle_read

euleros inclusion
category: feature
feature: etmem
bugzilla: 48246

-------------------------------------------------

free pic before return from vm_idle_read in etmem scan

Signed-off-by: Kemeng Shi <shikemeng@huawei.com>
Reviewed-by: louhongxiang <louhongxiang@huawei.com
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>
---
 fs/proc/etmem_scan.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/proc/etmem_scan.c b/fs/proc/etmem_scan.c
index 76616be25753..7132de809f09 100644
--- a/fs/proc/etmem_scan.c
+++ b/fs/proc/etmem_scan.c
@@ -892,6 +892,7 @@ static ssize_t vm_idle_read(struct file *file, char *buf,
 	ret = pic->bytes_copied;
 	*ppos = pic->next_hva;
 out_kvm:
+	kfree(pic);
 	return ret;
 
 }
-- 
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