diff options
| author | Peng Fan <peng.fan@nxp.com> | 2020-06-03 11:29:32 +0200 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2020-06-23 09:12:41 +0200 |
| commit | f42f3e7f4d35a2d4e185d101eb84a4ec1e4aac58 (patch) | |
| tree | cf14a093fd32b7d0a4203ec9035c795ec03a2293 /drivers/soc | |
| parent | firmware: imx: make sure MU irq can wake up system from suspend mode (diff) | |
| download | linux-f42f3e7f4d35a2d4e185d101eb84a4ec1e4aac58.tar.xz linux-f42f3e7f4d35a2d4e185d101eb84a4ec1e4aac58.zip | |
soc: imx: scu: use devm_kasprintf
Use devm_kasprintf to simplify code
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'drivers/soc')
| -rw-r--r-- | drivers/soc/imx/soc-imx-scu.c | 37 |
1 files changed, 11 insertions, 26 deletions
diff --git a/drivers/soc/imx/soc-imx-scu.c b/drivers/soc/imx/soc-imx-scu.c index 20d37eaeb5f2..92448ca9a6f8 100644 --- a/drivers/soc/imx/soc-imx-scu.c +++ b/drivers/soc/imx/soc-imx-scu.c @@ -115,43 +115,28 @@ static int imx_scu_soc_probe(struct platform_device *pdev) /* format soc_id value passed from SCU firmware */ val = id & 0x1f; - soc_dev_attr->soc_id = kasprintf(GFP_KERNEL, "0x%x", val); + soc_dev_attr->soc_id = devm_kasprintf(&pdev->dev, GFP_KERNEL, "0x%x", val); if (!soc_dev_attr->soc_id) return -ENOMEM; /* format revision value passed from SCU firmware */ val = (id >> 5) & 0xf; val = (((val >> 2) + 1) << 4) | (val & 0x3); - soc_dev_attr->revision = kasprintf(GFP_KERNEL, - "%d.%d", - (val >> 4) & 0xf, - val & 0xf); - if (!soc_dev_attr->revision) { - ret = -ENOMEM; - goto free_soc_id; - } + soc_dev_attr->revision = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%d.%d", + (val >> 4) & 0xf, val & 0xf); + if (!soc_dev_attr->revision) + return -ENOMEM; - soc_dev_attr->serial_number = kasprintf(GFP_KERNEL, "%016llX", uid); - if (!soc_dev_attr->serial_number) { - ret = -ENOMEM; - goto free_revision; - } + soc_dev_attr->serial_number = devm_kasprintf(&pdev->dev, GFP_KERNEL, + "%016llX", uid); + if (!soc_dev_attr->serial_number) + return -ENOMEM; soc_dev = soc_device_register(soc_dev_attr); - if (IS_ERR(soc_dev)) { - ret = PTR_ERR(soc_dev); - goto free_serial_number; - } + if (IS_ERR(soc_dev)) + return PTR_ERR(soc_dev); return 0; - -free_serial_number: - kfree(soc_dev_attr->serial_number); -free_revision: - kfree(soc_dev_attr->revision); -free_soc_id: - kfree(soc_dev_attr->soc_id); - return ret; } static struct platform_driver imx_scu_soc_driver = { |