linux-kernel - [PATCH 5.4 407/434] clk: imx: clk-imx7ulp: Add missing sentinel of ulp_div

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Message-Id: <20191229172729.701544977@linuxfoundation.org>
Date:   Sun, 29 Dec 2019 18:27:40 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Peng Fan <peng.fan@....com>,
        Shawn Guo <shawnguo@...nel.org>
Subject: [PATCH 5.4 407/434] clk: imx: clk-imx7ulp: Add missing sentinel of ulp_div_table

From: Peng Fan <peng.fan@....com>

commit ed11e31709d7ddb19d4dc451d5bbfb15129f4cad upstream.

There should be a sentinel of ulp_div_table, otherwise _get_table_div
may access data out of the array.

Fixes: b1260067ac3d ("clk: imx: add imx7ulp clk driver")
Signed-off-by: Peng Fan <peng.fan@....com>
Cc: <stable@...r.kernel.org>
Signed-off-by: Shawn Guo <shawnguo@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/clk/imx/clk-imx7ulp.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/clk/imx/clk-imx7ulp.c
+++ b/drivers/clk/imx/clk-imx7ulp.c
@@ -40,6 +40,7 @@ static const struct clk_div_table ulp_di
 	{ .val = 5, .div = 16, },
 	{ .val = 6, .div = 32, },
 	{ .val = 7, .div = 64, },
+	{ /* sentinel */ },
 };
 
 static const int pcc2_uart_clk_ids[] __initconst = {