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From: Gabor Juhos <j4g8y7@gmail.com>
Date: Thu, 29 Feb 2024 19:07:46 +0100
Subject: [PATCH 1/7] clk: qcom: gcc-ipq5018: fix terminating of frequency
 table arrays
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Message-Id: <20240229-freq-table-terminator-v1-1-074334f0905c@gmail.com>
References: <20240229-freq-table-terminator-v1-0-074334f0905c@gmail.com>
In-Reply-To: <20240229-freq-table-terminator-v1-0-074334f0905c@gmail.com>
To: Bjorn Andersson <andersson@kernel.org>, 
 Konrad Dybcio <konrad.dybcio@linaro.org>, 
 Michael Turquette <mturquette@baylibre.com>, 
 Stephen Boyd <sboyd@kernel.org>, 
 Sricharan Ramabadhran <quic_srichara@quicinc.com>, 
 Varadarajan Narayanan <quic_varada@quicinc.com>, 
 Gokul Sriram Palanisamy <quic_gokulsri@quicinc.com>, 
 Devi Priya <quic_devipriy@quicinc.com>, 
 Anusha Rao <quic_anusha@quicinc.com>, 
 Bryan O'Donoghue <bryan.odonoghue@linaro.org>, 
 Georgi Djakov <gdjakov@mm-sol.com>
Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, 
 linux-kernel@vger.kernel.org, Gabor Juhos <j4g8y7@gmail.com>

The frequency table arrays are supposed to be terminated with an
empty element. Add such entry to the end of the arrays where it
is missing in order to avoid possible out-of-bound access when
the table is traversed by functions like qcom_find_freq() or
qcom_find_freq_floor().

Fixes: e3fdbef1bab8 ("clk: qcom: Add Global Clock controller (GCC) driver for IPQ5018")
Signed-off-by: Gabor Juhos <j4g8y7@gmail.com>
---
 drivers/clk/qcom/gcc-ipq5018.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/clk/qcom/gcc-ipq5018.c b/drivers/clk/qcom/gcc-ipq5018.c
index 4aba47e8700d2..856a2b30e2a8e 100644
--- a/drivers/clk/qcom/gcc-ipq5018.c
+++ b/drivers/clk/qcom/gcc-ipq5018.c
@@ -857,6 +857,7 @@ static struct clk_rcg2 lpass_sway_clk_src = {
 
 static const struct freq_tbl ftbl_pcie0_aux_clk_src[] = {
 	F(2000000, P_XO, 12, 0, 0),
+	{ }
 };
 
 static struct clk_rcg2 pcie0_aux_clk_src = {
@@ -1099,6 +1100,7 @@ static const struct freq_tbl ftbl_qpic_io_macro_clk_src[] = {
 	F(100000000, P_GPLL0, 8, 0, 0),
 	F(200000000, P_GPLL0, 4, 0, 0),
 	F(320000000, P_GPLL0, 2.5, 0, 0),
+	{ }
 };
 
 static struct clk_rcg2 qpic_io_macro_clk_src = {
@@ -1194,6 +1196,7 @@ static struct clk_rcg2 ubi0_axi_clk_src = {
 static const struct freq_tbl ftbl_ubi0_core_clk_src[] = {
 	F(850000000, P_UBI32_PLL, 1, 0, 0),
 	F(1000000000, P_UBI32_PLL, 1, 0, 0),
+	{ }
 };
 
 static struct clk_rcg2 ubi0_core_clk_src = {

-- 
2.44.0