* [PATCH] ti: wlcore: fix error return code of wl1271_cmd_build_ps_poll()
@ 2021-03-07 8:29 Jia-Ju Bai
2021-04-18 5:55 ` Kalle Valo
0 siblings, 1 reply; 2+ messages in thread
From: Jia-Ju Bai @ 2021-03-07 8:29 UTC (permalink / raw)
To: kvalo, davem, kuba, lee.jones, colin.king
Cc: linux-wireless, netdev, linux-kernel, Jia-Ju Bai
When ieee80211_pspoll_get() returns NULL to skb, no error return code of
wl1271_cmd_build_ps_poll() is assigned.
To fix this bug, ret is assigned with -ENOMEM in this case.
Reported-by: TOTE Robot <oslab@tsinghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
---
drivers/net/wireless/ti/wlcore/cmd.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/ti/wlcore/cmd.c b/drivers/net/wireless/ti/wlcore/cmd.c
index 32a2e27cc561..7bf8b8201fdd 100644
--- a/drivers/net/wireless/ti/wlcore/cmd.c
+++ b/drivers/net/wireless/ti/wlcore/cmd.c
@@ -1120,8 +1120,10 @@ int wl1271_cmd_build_ps_poll(struct wl1271 *wl, struct wl12xx_vif *wlvif,
int ret = 0;
skb = ieee80211_pspoll_get(wl->hw, vif);
- if (!skb)
+ if (!skb) {
+ ret = -ENOMEM;
goto out;
+ }
ret = wl1271_cmd_template_set(wl, wlvif->role_id,
CMD_TEMPL_PS_POLL, skb->data,
--
2.17.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] ti: wlcore: fix error return code of wl1271_cmd_build_ps_poll()
2021-03-07 8:29 [PATCH] ti: wlcore: fix error return code of wl1271_cmd_build_ps_poll() Jia-Ju Bai
@ 2021-04-18 5:55 ` Kalle Valo
0 siblings, 0 replies; 2+ messages in thread
From: Kalle Valo @ 2021-04-18 5:55 UTC (permalink / raw)
To: Jia-Ju Bai
Cc: davem, kuba, lee.jones, colin.king, linux-wireless, netdev,
linux-kernel, Jia-Ju Bai
Jia-Ju Bai <baijiaju1990@gmail.com> wrote:
> When ieee80211_pspoll_get() returns NULL to skb, no error return code of
> wl1271_cmd_build_ps_poll() is assigned.
> To fix this bug, ret is assigned with -ENOMEM in this case.
>
> Reported-by: TOTE Robot <oslab@tsinghua.edu.cn>
> Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
Someone needs to review this.
Patch set to Changes Requested.
--
https://patchwork.kernel.org/project/linux-wireless/patch/20210307082906.20950-1-baijiaju1990@gmail.com/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
^ permalink raw reply [flat|nested] 2+ messages in thread
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2021-03-07 8:29 [PATCH] ti: wlcore: fix error return code of wl1271_cmd_build_ps_poll() Jia-Ju Bai
2021-04-18 5:55 ` Kalle Valo
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