* [PATCH] iwlegacy: Add null pointer check to il_leds_init
@ 2023-12-11 3:30 Kunwu Chan
2023-12-12 3:46 ` Stanislaw Gruszka
2023-12-12 15:35 ` wifi: iwlegacy: Add null pointer check to il_leds_init() Kalle Valo
0 siblings, 2 replies; 3+ messages in thread
From: Kunwu Chan @ 2023-12-11 3:30 UTC (permalink / raw)
To: stf_xl, kvalo; +Cc: linux-wireless, linux-kernel, Kunwu Chan, Kunwu Chan
kasprintf() returns a pointer to dynamically allocated memory
which can be NULL upon failure.
Cc: Kunwu Chan <kunwu.chan@hotmail.com>
Signed-off-by: Kunwu Chan <chentao@kylinos.cn>
---
drivers/net/wireless/intel/iwlegacy/common.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/net/wireless/intel/iwlegacy/common.c b/drivers/net/wireless/intel/iwlegacy/common.c
index 054fef680aba..17570d62c896 100644
--- a/drivers/net/wireless/intel/iwlegacy/common.c
+++ b/drivers/net/wireless/intel/iwlegacy/common.c
@@ -541,6 +541,9 @@ il_leds_init(struct il_priv *il)
il->led.name =
kasprintf(GFP_KERNEL, "%s-led", wiphy_name(il->hw->wiphy));
+ if (!il->led.name)
+ return;
+
il->led.brightness_set = il_led_brightness_set;
il->led.blink_set = il_led_blink_set;
il->led.max_brightness = 1;
--
2.39.2
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] iwlegacy: Add null pointer check to il_leds_init
2023-12-11 3:30 [PATCH] iwlegacy: Add null pointer check to il_leds_init Kunwu Chan
@ 2023-12-12 3:46 ` Stanislaw Gruszka
2023-12-12 15:35 ` wifi: iwlegacy: Add null pointer check to il_leds_init() Kalle Valo
1 sibling, 0 replies; 3+ messages in thread
From: Stanislaw Gruszka @ 2023-12-12 3:46 UTC (permalink / raw)
To: Kunwu Chan; +Cc: kvalo, linux-wireless, linux-kernel, Kunwu Chan
On Mon, Dec 11, 2023 at 11:30:19AM +0800, Kunwu Chan wrote:
> kasprintf() returns a pointer to dynamically allocated memory
> which can be NULL upon failure.
>
> Cc: Kunwu Chan <kunwu.chan@hotmail.com>
> Signed-off-by: Kunwu Chan <chentao@kylinos.cn>
Acked-by: Stanislaw Gruszka <stf_xl@wp.pl>
> ---
> drivers/net/wireless/intel/iwlegacy/common.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/net/wireless/intel/iwlegacy/common.c b/drivers/net/wireless/intel/iwlegacy/common.c
> index 054fef680aba..17570d62c896 100644
> --- a/drivers/net/wireless/intel/iwlegacy/common.c
> +++ b/drivers/net/wireless/intel/iwlegacy/common.c
> @@ -541,6 +541,9 @@ il_leds_init(struct il_priv *il)
>
> il->led.name =
> kasprintf(GFP_KERNEL, "%s-led", wiphy_name(il->hw->wiphy));
> + if (!il->led.name)
> + return;
> +
> il->led.brightness_set = il_led_brightness_set;
> il->led.blink_set = il_led_blink_set;
> il->led.max_brightness = 1;
> --
> 2.39.2
>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: wifi: iwlegacy: Add null pointer check to il_leds_init()
2023-12-11 3:30 [PATCH] iwlegacy: Add null pointer check to il_leds_init Kunwu Chan
2023-12-12 3:46 ` Stanislaw Gruszka
@ 2023-12-12 15:35 ` Kalle Valo
1 sibling, 0 replies; 3+ messages in thread
From: Kalle Valo @ 2023-12-12 15:35 UTC (permalink / raw)
To: Kunwu Chan; +Cc: stf_xl, linux-wireless, linux-kernel, Kunwu Chan, Kunwu Chan
Kunwu Chan <chentao@kylinos.cn> wrote:
> kasprintf() returns a pointer to dynamically allocated memory
> which can be NULL upon failure.
>
> Cc: Kunwu Chan <kunwu.chan@hotmail.com>
> Signed-off-by: Kunwu Chan <chentao@kylinos.cn>
> Acked-by: Stanislaw Gruszka <stf_xl@wp.pl>
Patch applied to wireless-next.git, thanks.
afd549903ea9 wifi: iwlegacy: Add null pointer check to il_leds_init()
--
https://patchwork.kernel.org/project/linux-wireless/patch/20231211033019.238149-1-chentao@kylinos.cn/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2023-12-12 15:35 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2023-12-11 3:30 [PATCH] iwlegacy: Add null pointer check to il_leds_init Kunwu Chan
2023-12-12 3:46 ` Stanislaw Gruszka
2023-12-12 15:35 ` wifi: iwlegacy: Add null pointer check to il_leds_init() Kalle Valo
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