* [patch] clk: meson: add some error handling in meson_clk_register_cpu()
@ 2015-06-11 15:20 Dan Carpenter
2015-06-11 15:26 ` Carlo Caione
2015-06-11 23:13 ` Stephen Boyd
0 siblings, 2 replies; 3+ messages in thread
From: Dan Carpenter @ 2015-06-11 15:20 UTC (permalink / raw)
To: Mike Turquette; +Cc: Stephen Boyd, Carlo Caione, linux-clk, kernel-janitors
This error handling hopefully isn't needed but it make the static
checkers happy.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
diff --git a/drivers/clk/meson/clk-cpu.c b/drivers/clk/meson/clk-cpu.c
index 148e99f..71ad493 100644
--- a/drivers/clk/meson/clk-cpu.c
+++ b/drivers/clk/meson/clk-cpu.c
@@ -213,22 +213,30 @@ struct clk *meson_clk_register_cpu(const struct clk_conf *clk_conf,
if (!pclk) {
pr_err("%s: could not lookup parent clock %s\n",
__func__, clk_conf->clks_parent[0]);
- return ERR_PTR(-EINVAL);
+ ret = -EINVAL;
+ goto free_clk;
}
ret = clk_notifier_register(pclk, &clk_cpu->clk_nb);
if (ret) {
pr_err("%s: failed to register clock notifier for %s\n",
__func__, clk_conf->clk_name);
- return ERR_PTR(-EINVAL);
+ goto free_clk;
}
clk = clk_register(NULL, &clk_cpu->hw);
if (IS_ERR(clk)) {
- clk_notifier_unregister(pclk, &clk_cpu->clk_nb);
- kfree(clk_cpu);
+ ret = PTR_ERR(clk);
+ goto unregister_clk_nb;
}
return clk;
+
+unregister_clk_nb:
+ clk_notifier_unregister(pclk, &clk_cpu->clk_nb);
+free_clk:
+ kfree(clk_cpu);
+
+ return ERR_PTR(ret);
}
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [patch] clk: meson: add some error handling in meson_clk_register_cpu()
2015-06-11 15:20 [patch] clk: meson: add some error handling in meson_clk_register_cpu() Dan Carpenter
@ 2015-06-11 15:26 ` Carlo Caione
2015-06-11 23:13 ` Stephen Boyd
1 sibling, 0 replies; 3+ messages in thread
From: Carlo Caione @ 2015-06-11 15:26 UTC (permalink / raw)
To: Dan Carpenter; +Cc: Mike Turquette, Stephen Boyd, linux-clk, kernel-janitors
On Thu, Jun 11, 2015 at 5:20 PM, Dan Carpenter <dan.carpenter@oracle.com> wrote:
> This error handling hopefully isn't needed but it make the static
> checkers happy.
>
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
>
> diff --git a/drivers/clk/meson/clk-cpu.c b/drivers/clk/meson/clk-cpu.c
> index 148e99f..71ad493 100644
> --- a/drivers/clk/meson/clk-cpu.c
> +++ b/drivers/clk/meson/clk-cpu.c
> @@ -213,22 +213,30 @@ struct clk *meson_clk_register_cpu(const struct clk_conf *clk_conf,
> if (!pclk) {
> pr_err("%s: could not lookup parent clock %s\n",
> __func__, clk_conf->clks_parent[0]);
> - return ERR_PTR(-EINVAL);
> + ret = -EINVAL;
> + goto free_clk;
> }
>
> ret = clk_notifier_register(pclk, &clk_cpu->clk_nb);
> if (ret) {
> pr_err("%s: failed to register clock notifier for %s\n",
> __func__, clk_conf->clk_name);
> - return ERR_PTR(-EINVAL);
> + goto free_clk;
> }
>
> clk = clk_register(NULL, &clk_cpu->hw);
> if (IS_ERR(clk)) {
> - clk_notifier_unregister(pclk, &clk_cpu->clk_nb);
> - kfree(clk_cpu);
> + ret = PTR_ERR(clk);
> + goto unregister_clk_nb;
> }
>
> return clk;
> +
> +unregister_clk_nb:
> + clk_notifier_unregister(pclk, &clk_cpu->clk_nb);
> +free_clk:
> + kfree(clk_cpu);
> +
> + return ERR_PTR(ret);
> }
>
Thanks Dan,
Acked-by: Carlo Caione <carlo@endlessm.com>
--
Carlo Caione | +39.340.80.30.096 | Endless
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [patch] clk: meson: add some error handling in meson_clk_register_cpu()
2015-06-11 15:20 [patch] clk: meson: add some error handling in meson_clk_register_cpu() Dan Carpenter
2015-06-11 15:26 ` Carlo Caione
@ 2015-06-11 23:13 ` Stephen Boyd
1 sibling, 0 replies; 3+ messages in thread
From: Stephen Boyd @ 2015-06-11 23:13 UTC (permalink / raw)
To: Dan Carpenter; +Cc: Mike Turquette, Carlo Caione, linux-clk, kernel-janitors
On 06/11, Dan Carpenter wrote:
> This error handling hopefully isn't needed but it make the static
> checkers happy.
>
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
>
Applied to clk-next
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
^ permalink raw reply [flat|nested] 3+ messages in thread
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2015-06-11 15:20 [patch] clk: meson: add some error handling in meson_clk_register_cpu() Dan Carpenter
2015-06-11 15:26 ` Carlo Caione
2015-06-11 23:13 ` Stephen Boyd
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