[v2,3/5] interconnect: qcom: msm8974: Walk the list safely on node removal

Message ID 20191202162133.7089-3-georgi.djakov@linaro.org
State New
Headers show
Series
  • [v2,1/5] interconnect: qcom: sdm845: Walk the list safely on node removal
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Commit Message

Georgi Djakov Dec. 2, 2019, 4:21 p.m.
As we will remove items off the list using list_del(), we need to use the
safe version of list_for_each_entry().

Fixes: 4e60a9568dc6 ("interconnect: qcom: add msm8974 driver")
Reported-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org>

---
 drivers/interconnect/qcom/msm8974.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Patch

diff --git a/drivers/interconnect/qcom/msm8974.c b/drivers/interconnect/qcom/msm8974.c
index f29974ea9671..ca25f31e5f0b 100644
--- a/drivers/interconnect/qcom/msm8974.c
+++ b/drivers/interconnect/qcom/msm8974.c
@@ -643,7 +643,7 @@  static int msm8974_icc_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	struct icc_onecell_data *data;
 	struct icc_provider *provider;
-	struct icc_node *node;
+	struct icc_node *node, *tmp;
 	size_t num_nodes, i;
 	int ret;
 
@@ -723,7 +723,7 @@  static int msm8974_icc_probe(struct platform_device *pdev)
 	return 0;
 
 err_del_icc:
-	list_for_each_entry(node, &provider->nodes, node_list) {
+	list_for_each_entry_safe(node, tmp, &provider->nodes, node_list) {
 		icc_node_del(node);
 		icc_node_destroy(node->id);
 	}
@@ -739,9 +739,9 @@  static int msm8974_icc_remove(struct platform_device *pdev)
 {
 	struct msm8974_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);
 	}