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authorGeorgi Djakov <georgi.djakov@linaro.org>2019-12-12 09:53:31 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-12-12 10:28:53 +0100
commitf39488ea2a75c49634c8611090f58734f61eee7c (patch)
tree8e3229d80745a3f9248ada56eae90f74b800e78c /drivers
parentb29b8113bb41285eb7ed55ce0c65017b5c0240f7 (diff)
interconnect: qcom: qcs404: Walk the list safely on node removal
As we will remove items off the list using list_del(), we need to use the safe version of list_for_each_entry(). Fixes: 5e4e6c4d3ae0 ("interconnect: qcom: Add QCS404 interconnect provider driver") Reported-by: Dmitry Osipenko <digetx@gmail.com> Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org> Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> Cc: <stable@vger.kernel.org> # v5.4 Link: https://lore.kernel.org/r/20191212075332.16202-4-georgi.djakov@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/interconnect/qcom/qcs404.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/interconnect/qcom/qcs404.c b/drivers/interconnect/qcom/qcs404.c
index b4966d8f3348..8e0735a87040 100644
--- a/drivers/interconnect/qcom/qcs404.c
+++ b/drivers/interconnect/qcom/qcs404.c
@@ -414,7 +414,7 @@ static int qnoc_probe(struct platform_device *pdev)
struct icc_provider *provider;
struct qcom_icc_node **qnodes;
struct qcom_icc_provider *qp;
- struct icc_node *node;
+ struct icc_node *node, *tmp;
size_t num_nodes, i;
int ret;
@@ -494,7 +494,7 @@ static int qnoc_probe(struct platform_device *pdev)
return 0;
err:
- 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);
}
@@ -508,9 +508,9 @@ 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);
}