* [PATCH] net: dsa: rzn1-a5psw: fix a NULL vs IS_ERR() check in a5psw_probe()
@ 2022-06-28 13:09 Peng Wu
2022-06-29 9:27 ` Clément Léger
2022-06-30 4:10 ` patchwork-bot+netdevbpf
0 siblings, 2 replies; 3+ messages in thread
From: Peng Wu @ 2022-06-28 13:09 UTC (permalink / raw)
To: clement.leger, andrew, vivien.didelot, f.fainelli, olteanv,
davem, edumazet, kuba, pabeni
Cc: linux-renesas-soc, netdev, linux-kernel, liwei391, wupeng58
The devm_platform_ioremap_resource() function never returns NULL.
It returns error pointers.
Signed-off-by: Peng Wu <wupeng58@huawei.com>
Reported-by: Hulk Robot <hulkci@huawei.com>
---
drivers/net/dsa/rzn1_a5psw.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/dsa/rzn1_a5psw.c b/drivers/net/dsa/rzn1_a5psw.c
index 3e910da98ae2..5b14e2ba9b79 100644
--- a/drivers/net/dsa/rzn1_a5psw.c
+++ b/drivers/net/dsa/rzn1_a5psw.c
@@ -946,8 +946,8 @@ static int a5psw_probe(struct platform_device *pdev)
mutex_init(&a5psw->lk_lock);
spin_lock_init(&a5psw->reg_lock);
a5psw->base = devm_platform_ioremap_resource(pdev, 0);
- if (!a5psw->base)
- return -EINVAL;
+ if (IS_ERR(a5psw->base))
+ return PTR_ERR(a5psw->base);
ret = a5psw_pcs_get(a5psw);
if (ret)
--
2.17.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] net: dsa: rzn1-a5psw: fix a NULL vs IS_ERR() check in a5psw_probe()
2022-06-28 13:09 [PATCH] net: dsa: rzn1-a5psw: fix a NULL vs IS_ERR() check in a5psw_probe() Peng Wu
@ 2022-06-29 9:27 ` Clément Léger
2022-06-30 4:10 ` patchwork-bot+netdevbpf
1 sibling, 0 replies; 3+ messages in thread
From: Clément Léger @ 2022-06-29 9:27 UTC (permalink / raw)
To: Peng Wu
Cc: andrew, vivien.didelot, f.fainelli, olteanv, davem, edumazet,
kuba, pabeni, linux-renesas-soc, netdev, linux-kernel, liwei391
Le Tue, 28 Jun 2022 13:09:20 +0000,
Peng Wu <wupeng58@huawei.com> a écrit :
> The devm_platform_ioremap_resource() function never returns NULL.
> It returns error pointers.
>
> Signed-off-by: Peng Wu <wupeng58@huawei.com>
> Reported-by: Hulk Robot <hulkci@huawei.com>
> ---
> drivers/net/dsa/rzn1_a5psw.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/dsa/rzn1_a5psw.c b/drivers/net/dsa/rzn1_a5psw.c
> index 3e910da98ae2..5b14e2ba9b79 100644
> --- a/drivers/net/dsa/rzn1_a5psw.c
> +++ b/drivers/net/dsa/rzn1_a5psw.c
> @@ -946,8 +946,8 @@ static int a5psw_probe(struct platform_device *pdev)
> mutex_init(&a5psw->lk_lock);
> spin_lock_init(&a5psw->reg_lock);
> a5psw->base = devm_platform_ioremap_resource(pdev, 0);
> - if (!a5psw->base)
> - return -EINVAL;
> + if (IS_ERR(a5psw->base))
> + return PTR_ERR(a5psw->base);
>
> ret = a5psw_pcs_get(a5psw);
> if (ret)
Thanks,
Reviewed-by: Clément Léger <clement.leger@bootlin.com>
--
Clément Léger,
Embedded Linux and Kernel engineer at Bootlin
https://bootlin.com
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] net: dsa: rzn1-a5psw: fix a NULL vs IS_ERR() check in a5psw_probe()
2022-06-28 13:09 [PATCH] net: dsa: rzn1-a5psw: fix a NULL vs IS_ERR() check in a5psw_probe() Peng Wu
2022-06-29 9:27 ` Clément Léger
@ 2022-06-30 4:10 ` patchwork-bot+netdevbpf
1 sibling, 0 replies; 3+ messages in thread
From: patchwork-bot+netdevbpf @ 2022-06-30 4:10 UTC (permalink / raw)
To: Peng Wu
Cc: clement.leger, andrew, vivien.didelot, f.fainelli, olteanv,
davem, edumazet, kuba, pabeni, linux-renesas-soc, netdev,
linux-kernel, liwei391
Hello:
This patch was applied to netdev/net-next.git (master)
by Jakub Kicinski <kuba@kernel.org>:
On Tue, 28 Jun 2022 13:09:20 +0000 you wrote:
> The devm_platform_ioremap_resource() function never returns NULL.
> It returns error pointers.
>
> Signed-off-by: Peng Wu <wupeng58@huawei.com>
> Reported-by: Hulk Robot <hulkci@huawei.com>
> ---
> drivers/net/dsa/rzn1_a5psw.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
Here is the summary with links:
- net: dsa: rzn1-a5psw: fix a NULL vs IS_ERR() check in a5psw_probe()
https://git.kernel.org/netdev/net-next/c/626af58bad58
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
^ permalink raw reply [flat|nested] 3+ messages in thread
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2022-06-28 13:09 [PATCH] net: dsa: rzn1-a5psw: fix a NULL vs IS_ERR() check in a5psw_probe() Peng Wu
2022-06-29 9:27 ` Clément Léger
2022-06-30 4:10 ` patchwork-bot+netdevbpf
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