linux-kernel - Re: [PATCH] rpmsg: smd: do not use mananged resources for endpoints and channels

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Mon, 4 Jun 2018 10:16:58 +0100
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     ohad@...ery.com, linux-remoteproc@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, bgoswami@...eaurora.org,
        linux-kernel@...r.kernel.org, rohkumar@....qualcomm.com,
        stable@...r.kernel.org
Subject: Re: [PATCH] rpmsg: smd: do not use mananged resources for endpoints
 and channels



On 04/06/18 01:49, Bjorn Andersson wrote:
> On Fri 01 Jun 16:32 PDT 2018, Srinivas Kandagatla wrote:
>> @@ -1380,11 +1380,13 @@ static void qcom_smd_edge_release(struct device *dev)
>>   {
>>   	struct qcom_smd_channel *channel;
>>   	struct qcom_smd_edge *edge = to_smd_edge(dev);
>> +	struct list_head *this, *tmp;
>>   
>> -	list_for_each_entry(channel, &edge->channels, list) {
>> -		SET_RX_CHANNEL_INFO(channel, state, SMD_CHANNEL_CLOSED);
>> -		SET_RX_CHANNEL_INFO(channel, head, 0);
>> -		SET_RX_CHANNEL_INFO(channel, tail, 0);
>> +	list_for_each_safe(this, tmp, &edge->channels) {
>> +		channel = list_entry(this, struct qcom_smd_channel, list);
> 
> Is there a reason not to use list_for_each_entry_safe()?
> 
No, I will respin the patch with this change.
thanks,
srini
>> +		list_del(&channel->list);
>> +		kfree(channel->name);
>> +		kfree(channel);
> 
> Regards,
> Bjorn
>