diff options
| author | Krzysztof Kozlowski <krzk@kernel.org> | 2017-06-28 17:56:19 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2017-06-29 02:24:35 +0300 |
| commit | b556b15dc04e9b9b98790f04c21acf5e24f994b2 (patch) | |
| tree | ef145c8b952642d7eec9074b0b72d495cabf5ce1 /drivers/base | |
| parent | c6e83cac3eda5f7dd32ee1453df2f7abb5c6cd46 (diff) | |
| download | linux-b556b15dc04e9b9b98790f04c21acf5e24f994b2.tar.xz | |
PM / Domains: Fix unsafe iteration over modified list of domain providers
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: 3.19+ <stable@vger.kernel.org> # 3.19+
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/power/domain.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c index 048dc74e3d72..0b836fdc99ad 100644 --- a/drivers/base/power/domain.c +++ b/drivers/base/power/domain.c @@ -1835,12 +1835,12 @@ 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 |