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[104.188.17.28]) by smtp.gmail.com with ESMTPSA id r14sm99964pfh.10.2019.12.02.09.36.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Dec 2019 09:36:53 -0800 (PST) Date: Mon, 2 Dec 2019 09:36:50 -0800 From: Bjorn Andersson To: Georgi Djakov Cc: linux-pm@vger.kernel.org, agross@kernel.org, digetx@gmail.com, evgreen@chromium.org, daidavid1@codeaurora.org, masneyb@onstation.org, sibis@codeaurora.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org Subject: Re: [PATCH v2 1/5] interconnect: qcom: sdm845: Walk the list safely on node removal Message-ID: <20191202173650.GB133384@yoga> References: <20191202162133.7089-1-georgi.djakov@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191202162133.7089-1-georgi.djakov@linaro.org> User-Agent: Mutt/1.12.2 (2019-09-21) Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org On Mon 02 Dec 08:21 PST 2019, Georgi Djakov wrote: > As we will remove items off the list using list_del(), we need to use the > safe version of list_for_each_entry(). > > Fixes: b5d2f741077a ("interconnect: qcom: Add sdm845 interconnect provider driver") > Reported-by: Dmitry Osipenko > Signed-off-by: Georgi Djakov Reviewed-by: Bjorn Andersson > --- > v2: > - Fix the number of parameters that got messed up. (Bjorn) > > drivers/interconnect/qcom/sdm845.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/interconnect/qcom/sdm845.c b/drivers/interconnect/qcom/sdm845.c > index 502a6c22b41e..387267ee9648 100644 > --- a/drivers/interconnect/qcom/sdm845.c > +++ b/drivers/interconnect/qcom/sdm845.c > @@ -868,9 +868,9 @@ static int qnoc_remove(struct platform_device *pdev) > { > struct qcom_icc_provider *qp = platform_get_drvdata(pdev); > struct icc_provider *provider = &qp->provider; > - struct icc_node *n; > + struct icc_node *n, *tmp; > > - list_for_each_entry(n, &provider->nodes, node_list) { > + list_for_each_entry_safe(n, tmp, &provider->nodes, node_list) { > icc_node_del(n); > icc_node_destroy(n->id); > }