* [PATCH V1] rpmsg: glink: Initialize the "intent_req_comp" completion variable
@ 2017-10-30 5:41 Arun Kumar Neelakantam
2017-10-31 4:27 ` Bjorn Andersson
0 siblings, 1 reply; 2+ messages in thread
From: Arun Kumar Neelakantam @ 2017-10-30 5:41 UTC (permalink / raw)
To: ohad, bjorn.andersson, sricharan
Cc: linux-remoteproc, linux-kernel, Arun Kumar Neelakantam
The "intent_req_comp" variable is used without initialization which
results in NULL pointer dereference in qcom_glink_request_intent().
we need to initialize the completion variable before using it.
Fixes: 27b9c5b66b23 ("rpmsg: glink: Request for intents when unavailable")
Signed-off-by: Arun Kumar Neelakantam <aneela@codeaurora.org>
---
drivers/rpmsg/qcom_glink_native.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c
index 5dcc9bf..fcd46ab 100644
--- a/drivers/rpmsg/qcom_glink_native.c
+++ b/drivers/rpmsg/qcom_glink_native.c
@@ -227,6 +227,7 @@ static struct glink_channel *qcom_glink_alloc_channel(struct qcom_glink *glink,
init_completion(&channel->open_req);
init_completion(&channel->open_ack);
+ init_completion(&channel->intent_req_comp);
INIT_LIST_HEAD(&channel->done_intents);
INIT_WORK(&channel->intent_work, qcom_glink_rx_done_work);
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH V1] rpmsg: glink: Initialize the "intent_req_comp" completion variable
2017-10-30 5:41 [PATCH V1] rpmsg: glink: Initialize the "intent_req_comp" completion variable Arun Kumar Neelakantam
@ 2017-10-31 4:27 ` Bjorn Andersson
0 siblings, 0 replies; 2+ messages in thread
From: Bjorn Andersson @ 2017-10-31 4:27 UTC (permalink / raw)
To: Arun Kumar Neelakantam; +Cc: ohad, sricharan, linux-remoteproc, linux-kernel
On Sun 29 Oct 22:41 PDT 2017, Arun Kumar Neelakantam wrote:
> The "intent_req_comp" variable is used without initialization which
> results in NULL pointer dereference in qcom_glink_request_intent().
>
> we need to initialize the completion variable before using it.
>
> Fixes: 27b9c5b66b23 ("rpmsg: glink: Request for intents when unavailable")
> Signed-off-by: Arun Kumar Neelakantam <aneela@codeaurora.org>
Thanks, applied.
Regards,
Bjorn
> ---
> drivers/rpmsg/qcom_glink_native.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c
> index 5dcc9bf..fcd46ab 100644
> --- a/drivers/rpmsg/qcom_glink_native.c
> +++ b/drivers/rpmsg/qcom_glink_native.c
> @@ -227,6 +227,7 @@ static struct glink_channel *qcom_glink_alloc_channel(struct qcom_glink *glink,
>
> init_completion(&channel->open_req);
> init_completion(&channel->open_ack);
> + init_completion(&channel->intent_req_comp);
>
> INIT_LIST_HEAD(&channel->done_intents);
> INIT_WORK(&channel->intent_work, qcom_glink_rx_done_work);
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2017-10-30 5:41 [PATCH V1] rpmsg: glink: Initialize the "intent_req_comp" completion variable Arun Kumar Neelakantam
2017-10-31 4:27 ` Bjorn Andersson
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