diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-02-02 17:15:45 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2023-02-09 22:33:38 +0300 |
| commit | 0b6200e1e9f53dabdc30d0f6c51af9a5f664d32b (patch) | |
| tree | 5fb722f0166b9360c2f04a80e24be763b06bb1dc /drivers/base | |
| parent | 4ec5183ec48656cec489c49f989c508b68b518e3 (diff) | |
| download | linux-0b6200e1e9f53dabdc30d0f6c51af9a5f664d32b.tar.xz | |
PM: domains: fix memory leak with using debugfs_lookup()
When calling debugfs_lookup() the result must have dput() called on it,
otherwise the memory will leak over time. To make things simpler, just
call debugfs_lookup_and_remove() instead which handles all of the logic
at once.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-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 | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c index 967bcf9d415e..6097644ebdc5 100644 --- a/drivers/base/power/domain.c +++ b/drivers/base/power/domain.c @@ -220,13 +220,10 @@ static void genpd_debug_add(struct generic_pm_domain *genpd); static void genpd_debug_remove(struct generic_pm_domain *genpd) { - struct dentry *d; - if (!genpd_debugfs_dir) return; - d = debugfs_lookup(genpd->name, genpd_debugfs_dir); - debugfs_remove(d); + debugfs_lookup_and_remove(genpd->name, genpd_debugfs_dir); } static void genpd_update_accounting(struct generic_pm_domain *genpd) |