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phy: miphy28lp: kzalloc + kcalloc to single kzalloc

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Use flex array to simplify allocation.

Allows using __counted_by for extra runtime analysis.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
Link: https://patch.msgid.link/20260306222457.8400-3-rosenp@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Rosen Penev 2026-03-06 14:24:57 -08:00 committed by Vinod Koul
parent cc68a1728a
commit f3508a61c8
1 changed files with 5 additions and 7 deletions
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12
drivers/phy/st/phy-miphy28lp.c
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@ -224,8 +224,8 @@ struct miphy28lp_dev {
struct device *dev;
struct regmap *regmap;
struct mutex miphy_mutex;
struct miphy28lp_phy **phys;
int nphys;
struct miphy28lp_phy *phys[] __counted_by(nphys);
};
enum miphy_sata_gen { SATA_GEN1, SATA_GEN2, SATA_GEN3 };
@ -1168,16 +1168,14 @@ static int miphy28lp_probe(struct platform_device *pdev)
struct phy_provider *provider;
struct phy *phy;
int ret, port = 0;
size_t nphys;
miphy_dev = devm_kzalloc(&pdev->dev, sizeof(*miphy_dev), GFP_KERNEL);
nphys = of_get_child_count(np);
miphy_dev = devm_kzalloc(&pdev->dev, struct_size(miphy_dev, phys, nphys), GFP_KERNEL);
if (!miphy_dev)
return -ENOMEM;
miphy_dev->nphys = of_get_child_count(np);
miphy_dev->phys = devm_kcalloc(&pdev->dev, miphy_dev->nphys,
sizeof(*miphy_dev->phys), GFP_KERNEL);
if (!miphy_dev->phys)
return -ENOMEM;
miphy_dev->nphys = nphys;
miphy_dev->regmap = syscon_regmap_lookup_by_phandle(np, "st,syscfg");
if (IS_ERR(miphy_dev->regmap)) {