{"id":2215623,"url":"http://patchwork.ozlabs.org/api/patches/2215623/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-tegra/patch/20260324211629.26924-1-rosenp@gmail.com/","project":{"id":21,"url":"http://patchwork.ozlabs.org/api/projects/21/?format=json","name":"Linux Tegra Development","link_name":"linux-tegra","list_id":"linux-tegra.vger.kernel.org","list_email":"linux-tegra@vger.kernel.org","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260324211629.26924-1-rosenp@gmail.com>","list_archive_url":null,"date":"2026-03-24T21:16:29","name":"ata: ahci_tegra: remove kcalloc","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"0722fd10cf65577d3cfe619b999389870c2f2536","submitter":{"id":70304,"url":"http://patchwork.ozlabs.org/api/people/70304/?format=json","name":"Rosen Penev","email":"rosenp@gmail.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-tegra/patch/20260324211629.26924-1-rosenp@gmail.com/mbox/","series":[{"id":497349,"url":"http://patchwork.ozlabs.org/api/series/497349/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-tegra/list/?series=497349","date":"2026-03-24T21:16:29","name":"ata: ahci_tegra: remove kcalloc","version":1,"mbox":"http://patchwork.ozlabs.org/series/497349/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2215623/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2215623/checks/","tags":{},"related":[],"headers":{"Return-Path":"\n <linux-tegra+bounces-13164-incoming=patchwork.ozlabs.org@vger.kernel.org>","X-Original-To":["incoming@patchwork.ozlabs.org","linux-tegra@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com 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af79cd13be357-8d000561a93mr192888585a.20.1774387010169;\n        Tue, 24 Mar 2026 14:16:50 -0700 (PDT)","From":"Rosen Penev <rosenp@gmail.com>","To":"linux-ide@vger.kernel.org","Cc":"Damien Le Moal <dlemoal@kernel.org>,\n\tNiklas Cassel <cassel@kernel.org>,\n\tThierry Reding <thierry.reding@gmail.com>,\n\tJonathan Hunter <jonathanh@nvidia.com>,\n\tlinux-tegra@vger.kernel.org (open list:TEGRA ARCHITECTURE SUPPORT),\n\tlinux-kernel@vger.kernel.org (open list)","Subject":"[PATCH] ata: ahci_tegra: remove kcalloc","Date":"Tue, 24 Mar 2026 14:16:29 -0700","Message-ID":"<20260324211629.26924-1-rosenp@gmail.com>","X-Mailer":"git-send-email 2.53.0","Precedence":"bulk","X-Mailing-List":"linux-tegra@vger.kernel.org","List-Id":"<linux-tegra.vger.kernel.org>","List-Subscribe":"<mailto:linux-tegra+subscribe@vger.kernel.org>","List-Unsubscribe":"<mailto:linux-tegra+unsubscribe@vger.kernel.org>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit"},"content":"Combine allocations into one by using a flexible array member.\n\nSigned-off-by: Rosen Penev <rosenp@gmail.com>\n---\n drivers/ata/ahci_tegra.c | 15 ++++++---------\n 1 file changed, 6 insertions(+), 9 deletions(-)","diff":"diff --git a/drivers/ata/ahci_tegra.c b/drivers/ata/ahci_tegra.c\nindex 44584eed6374..5972fe04ff3f 100644\n--- a/drivers/ata/ahci_tegra.c\n+++ b/drivers/ata/ahci_tegra.c\n@@ -175,8 +175,9 @@ struct tegra_ahci_priv {\n \tstruct reset_control\t   *sata_cold_rst;\n \t/* Needs special handling, cannot use ahci_platform */\n \tstruct clk\t\t   *sata_clk;\n-\tstruct regulator_bulk_data *supplies;\n \tconst struct tegra_ahci_soc *soc;\n+\n+\tstruct regulator_bulk_data supplies[];\n };\n \n static void tegra_ahci_handle_quirks(struct ahci_host_priv *hpriv)\n@@ -512,6 +513,7 @@ static const struct scsi_host_template ahci_platform_sht = {\n \n static int tegra_ahci_probe(struct platform_device *pdev)\n {\n+\tconst struct tegra_ahci_soc *soc;\n \tstruct ahci_host_priv *hpriv;\n \tstruct tegra_ahci_priv *tegra;\n \tstruct resource *res;\n@@ -521,14 +523,15 @@ static int tegra_ahci_probe(struct platform_device *pdev)\n \tif (IS_ERR(hpriv))\n \t\treturn PTR_ERR(hpriv);\n \n-\ttegra = devm_kzalloc(&pdev->dev, sizeof(*tegra), GFP_KERNEL);\n+\tsoc = of_device_get_match_data(&pdev->dev);\n+\ttegra = devm_kzalloc(&pdev->dev, struct_size(tegra, supplies, soc->num_supplies), GFP_KERNEL);\n \tif (!tegra)\n \t\treturn -ENOMEM;\n \n \thpriv->plat_data = tegra;\n \n \ttegra->pdev = pdev;\n-\ttegra->soc = of_device_get_match_data(&pdev->dev);\n+\ttegra->soc = soc;\n \n \ttegra->sata_regs = devm_platform_ioremap_resource(pdev, 1);\n \tif (IS_ERR(tegra->sata_regs))\n@@ -571,12 +574,6 @@ static int tegra_ahci_probe(struct platform_device *pdev)\n \t\treturn PTR_ERR(tegra->sata_clk);\n \t}\n \n-\ttegra->supplies = devm_kcalloc(&pdev->dev,\n-\t\t\t\t       tegra->soc->num_supplies,\n-\t\t\t\t       sizeof(*tegra->supplies), GFP_KERNEL);\n-\tif (!tegra->supplies)\n-\t\treturn -ENOMEM;\n-\n \tregulator_bulk_set_supply_names(tegra->supplies,\n \t\t\t\t\ttegra->soc->supply_names,\n \t\t\t\t\ttegra->soc->num_supplies);\n","prefixes":[]}