Messages in this thread Patch in this message | | | From | Krzysztof Kozlowski <> | Subject | [PATCH 5/8] PM / domains: Fix unsafe iteration over modified list of domain providers | Date | Fri, 9 Jun 2017 18:08:50 +0200 |
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of_genpd_del_provider() iterates over list of domain provides and removes matching element thus it has to use safe version of list iteration.
Fixes: aa42240ab254 ("PM / Domains: Add generic OF-based PM domain look-up") Cc: <stable@vger.kernel.org> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> --- drivers/base/power/domain.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c index 325962702bc8..e426ceff1a59 100644 --- a/drivers/base/power/domain.c +++ b/drivers/base/power/domain.c @@ -1794,12 +1794,12 @@ EXPORT_SYMBOL_GPL(of_genpd_add_provider_onecell); */ void of_genpd_del_provider(struct device_node *np) { - struct of_genpd_provider *cp; + struct of_genpd_provider *cp, *tmp; struct generic_pm_domain *gpd; mutex_lock(&gpd_list_lock); mutex_lock(&of_genpd_mutex); - list_for_each_entry(cp, &of_genpd_providers, link) { + list_for_each_entry_safe(cp, tmp, &of_genpd_providers, link) { if (cp->node == np) { /* * For each PM domain associated with the -- 2.9.3
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