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R. Silva" , linux-arm-msm@vger.kernel.org (open list:ARM/QUALCOMM MAILING LIST), linux-kernel@vger.kernel.org (open list), linux-hardening@vger.kernel.org (open list:KERNEL HARDENING (not covered by other areas):Keyword:\b__counted_by(_le|_be)?\b) Subject: [PATCH] phy: qualcomm: usb-hs-28nm: use flex array Date: Wed, 4 Mar 2026 15:06:36 -0800 Message-ID: <20260304230636.27808-1-rosenp@gmail.com> X-Mailer: git-send-email 2.53.0 Precedence: bulk X-Mailing-List: linux-hardening@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Allows simplifying allocation to a single kzalloc call. Also allows using __counted_by for extra runtime analysis. Signed-off-by: Rosen Penev --- drivers/phy/qualcomm/phy-qcom-usb-hs-28nm.c | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-usb-hs-28nm.c b/drivers/phy/qualcomm/phy-qcom-usb-hs-28nm.c index a52a9bf13b75..b2ea038a8f25 100644 --- a/drivers/phy/qualcomm/phy-qcom-usb-hs-28nm.c +++ b/drivers/phy/qualcomm/phy-qcom-usb-hs-28nm.c @@ -56,13 +56,13 @@ struct hsphy_data { struct hsphy_priv { void __iomem *base; - struct clk_bulk_data *clks; int num_clks; struct reset_control *phy_reset; struct reset_control *por_reset; struct regulator_bulk_data vregs[VREG_NUM]; const struct hsphy_data *data; enum phy_mode mode; + struct clk_bulk_data clks[] __counted_by(num_clks); }; static int qcom_snps_hsphy_set_mode(struct phy *phy, enum phy_mode mode, @@ -309,23 +309,21 @@ static int qcom_snps_hsphy_probe(struct platform_device *pdev) struct phy_provider *provider; struct hsphy_priv *priv; struct phy *phy; + size_t size; int ret; int i; - priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + size = ARRAY_SIZE(qcom_snps_hsphy_clks); + priv = devm_kzalloc(dev, struct_size(priv, clks, size), GFP_KERNEL); if (!priv) return -ENOMEM; + priv->num_clks = size; + priv->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(priv->base)) return PTR_ERR(priv->base); - priv->num_clks = ARRAY_SIZE(qcom_snps_hsphy_clks); - priv->clks = devm_kcalloc(dev, priv->num_clks, sizeof(*priv->clks), - GFP_KERNEL); - if (!priv->clks) - return -ENOMEM; - for (i = 0; i < priv->num_clks; i++) priv->clks[i].id = qcom_snps_hsphy_clks[i]; -- 2.53.0