linux-kernel - [PATCH] tty: vt: consolemap: Add missing kfree() in con_do_clear

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Date:   Thu,  3 Mar 2022 10:06:30 +0800
From:   Jianglei Nie <niejianglei2021@....com>
To:     gregkh@...uxfoundation.org, jirislaby@...nel.org
Cc:     linux-kernel@...r.kernel.org,
        Jianglei Nie <niejianglei2021@....com>
Subject: [PATCH] tty: vt: consolemap: Add missing kfree() in con_do_clear_unimap()

We should free p after con_release_unimap(p) like the call points of
con_release_unimap() do in the same file.

This patch adds the missing kfree() after con_release_unimap(p).

Signed-off-by: Jianglei Nie <niejianglei2021@....com>
---
 drivers/tty/vt/consolemap.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/tty/vt/consolemap.c b/drivers/tty/vt/consolemap.c
index d815ac98b39e..5279c3d27720 100644
--- a/drivers/tty/vt/consolemap.c
+++ b/drivers/tty/vt/consolemap.c
@@ -520,6 +520,7 @@ static int con_do_clear_unimap(struct vc_data *vc)
 		p->refcount++;
 		p->sum = 0;
 		con_release_unimap(p);
+		kfree(p);
 	}
 	return 0;
 }
-- 
2.25.1