From: Anson Huang <[email protected]> Current implementation of i.MX8 SoC driver returns -ENODEV for all cases of error during initialization, this is incorrect. This patch fixes them using correct return value according to different errors.
Signed-off-by: Anson Huang <[email protected]> Reviewed-by: Leonard Crestez <[email protected]> --- drivers/soc/imx/soc-imx8.c | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) diff --git a/drivers/soc/imx/soc-imx8.c b/drivers/soc/imx/soc-imx8.c index d5badde..2183edf 100644 --- a/drivers/soc/imx/soc-imx8.c +++ b/drivers/soc/imx/soc-imx8.c @@ -102,7 +102,7 @@ static int __init imx8_soc_init(void) soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL); if (!soc_dev_attr) - return -ENODEV; + return -ENOMEM; soc_dev_attr->family = "Freescale i.MX"; @@ -112,8 +112,10 @@ static int __init imx8_soc_init(void) goto free_soc; id = of_match_node(imx8_soc_match, root); - if (!id) + if (!id) { + ret = -ENODEV; goto free_soc; + } data = id->data; if (data) { @@ -123,12 +125,16 @@ static int __init imx8_soc_init(void) } soc_dev_attr->revision = imx8_revision(soc_rev); - if (!soc_dev_attr->revision) + if (!soc_dev_attr->revision) { + ret = -ENOMEM; goto free_soc; + } soc_dev = soc_device_register(soc_dev_attr); - if (IS_ERR(soc_dev)) + if (IS_ERR(soc_dev)) { + ret = PTR_ERR(soc_dev); goto free_rev; + } if (IS_ENABLED(CONFIG_ARM_IMX_CPUFREQ_DT)) platform_device_register_simple("imx-cpufreq-dt", -1, NULL, 0); @@ -142,6 +148,6 @@ static int __init imx8_soc_init(void) free_soc: kfree(soc_dev_attr); of_node_put(root); - return -ENODEV; + return ret; } device_initcall(imx8_soc_init); -- 2.7.4
