Message ID | 1432350171-2414-1-git-send-email-shailendra.capricorn@gmail.com (mailing list archive) |
---|---|
State | Not Applicable, archived |
Headers | show |
On 23-05-15, 08:32, Shailendra Verma wrote: > During probe free the memory allocated to "exynos_info" in case of > unknown SOC type. > > Signed-off-by: Shailendra Verma <shailendra.capricorn@gmail.com> > --- > drivers/cpufreq/exynos-cpufreq.c | 15 +++++++++++---- > 1 file changed, 11 insertions(+), 4 deletions(-) > > diff --git a/drivers/cpufreq/exynos-cpufreq.c b/drivers/cpufreq/exynos-cpufreq.c > index 82d2fbb..5b57a0f 100644 > --- a/drivers/cpufreq/exynos-cpufreq.c > +++ b/drivers/cpufreq/exynos-cpufreq.c > @@ -182,20 +182,25 @@ static int exynos_cpufreq_probe(struct platform_device *pdev) > ret = exynos5250_cpufreq_init(exynos_info); > } else { > pr_err("%s: Unknown SoC type\n", __func__); > - return -ENODEV; > + ret = -ENODEV; > + goto err_vdd_arm; Because we are going to check ret again, don't add the goto here. The below code will take care of this. > } > > - if (ret) > + if (ret) { > + ret = -EINVAL; Why update ret here ? > goto err_vdd_arm; > + } > > if (exynos_info->set_freq == NULL) { > dev_err(&pdev->dev, "No set_freq function (ERR)\n"); > + ret = -EINVAL; > goto err_vdd_arm; > } > > arm_regulator = regulator_get(NULL, "vdd_arm"); > if (IS_ERR(arm_regulator)) { > dev_err(&pdev->dev, "failed to get resource vdd_arm\n"); > + ret = -EINVAL; > goto err_vdd_arm; > } > > @@ -203,8 +208,10 @@ static int exynos_cpufreq_probe(struct platform_device *pdev) > locking_frequency = clk_get_rate(exynos_info->cpu_clk) / 1000; > > ret = cpufreq_register_driver(&exynos_driver); > - if (ret) > + if (ret) { > + ret = -EINVAL; Wrong again. > goto err_cpufreq_reg; > + } > > cpu0 = of_get_cpu_node(0, NULL); > if (!cpu0) { > @@ -227,7 +234,7 @@ err_cpufreq_reg: > regulator_put(arm_regulator); > err_vdd_arm: > kfree(exynos_info); > - return -EINVAL; > + return ret; > }
diff --git a/drivers/cpufreq/exynos-cpufreq.c b/drivers/cpufreq/exynos-cpufreq.c index 82d2fbb..5b57a0f 100644 --- a/drivers/cpufreq/exynos-cpufreq.c +++ b/drivers/cpufreq/exynos-cpufreq.c @@ -182,20 +182,25 @@ static int exynos_cpufreq_probe(struct platform_device *pdev) ret = exynos5250_cpufreq_init(exynos_info); } else { pr_err("%s: Unknown SoC type\n", __func__); - return -ENODEV; + ret = -ENODEV; + goto err_vdd_arm; } - if (ret) + if (ret) { + ret = -EINVAL; goto err_vdd_arm; + } if (exynos_info->set_freq == NULL) { dev_err(&pdev->dev, "No set_freq function (ERR)\n"); + ret = -EINVAL; goto err_vdd_arm; } arm_regulator = regulator_get(NULL, "vdd_arm"); if (IS_ERR(arm_regulator)) { dev_err(&pdev->dev, "failed to get resource vdd_arm\n"); + ret = -EINVAL; goto err_vdd_arm; } @@ -203,8 +208,10 @@ static int exynos_cpufreq_probe(struct platform_device *pdev) locking_frequency = clk_get_rate(exynos_info->cpu_clk) / 1000; ret = cpufreq_register_driver(&exynos_driver); - if (ret) + if (ret) { + ret = -EINVAL; goto err_cpufreq_reg; + } cpu0 = of_get_cpu_node(0, NULL); if (!cpu0) { @@ -227,7 +234,7 @@ err_cpufreq_reg: regulator_put(arm_regulator); err_vdd_arm: kfree(exynos_info); - return -EINVAL; + return ret; } static struct platform_driver exynos_cpufreq_platdrv = {
During probe free the memory allocated to "exynos_info" in case of unknown SOC type. Signed-off-by: Shailendra Verma <shailendra.capricorn@gmail.com> --- drivers/cpufreq/exynos-cpufreq.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-)