Messages in this thread Patch in this message | | | From | Tomeu Vizoso <> | Subject | [PATCH v12 10/10] clk: Add docs about calling clk_put after clk_get_parent | Date | Mon, 22 Sep 2014 16:15:53 +0200 |
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As otherwise the per-user clk will be leaked.
Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com> --- drivers/clk/clk.c | 3 ++- include/linux/clk.h | 3 ++- 2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index 5d23ff3..8f17b4e 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -1784,7 +1784,8 @@ EXPORT_SYMBOL_GPL(clk_provider_get_parent); * clk_get_parent - return the parent of a clk * @clk_user: the clk whose parent gets returned * - * Simply returns clk->parent. Returns NULL if clk is NULL. + * Simply returns clk->parent. Returns NULL if clk is NULL. Caller must call + * clk_put() to release the returned struct clk. */ struct clk *clk_get_parent(struct clk *clk_user) { diff --git a/include/linux/clk.h b/include/linux/clk.h index 066b100..4f54952 100644 --- a/include/linux/clk.h +++ b/include/linux/clk.h @@ -306,7 +306,8 @@ int clk_set_parent(struct clk *clk, struct clk *parent); * @clk: clock source * * Returns struct clk corresponding to parent clock source, or - * valid IS_ERR() condition containing errno. + * valid IS_ERR() condition containing errno. Caller must call + * clk_put() to release the returned struct clk. */ struct clk *clk_get_parent(struct clk *clk); -- 1.9.3
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