match_string() returns the index of an array for a matching string, which can be used intead of open coded variant.
Cc: Michael Turquette <mturque...@baylibre.com> Cc: Stephen Boyd <sb...@kernel.org> Cc: linux-...@vger.kernel.org Signed-off-by: Yisheng Xie <xieyishe...@huawei.com> --- drivers/clk/clk.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index 7af555f..4469eca 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -2171,7 +2171,6 @@ void clk_hw_reparent(struct clk_hw *hw, struct clk_hw *new_parent) bool clk_has_parent(struct clk *clk, struct clk *parent) { struct clk_core *core, *parent_core; - unsigned int i; /* NULL clocks should be nops, so return success if either is NULL. */ if (!clk || !parent) @@ -2184,11 +2183,8 @@ bool clk_has_parent(struct clk *clk, struct clk *parent) if (core->parent == parent_core) return true; - for (i = 0; i < core->num_parents; i++) - if (strcmp(core->parent_names[i], parent_core->name) == 0) - return true; - - return false; + return match_string(core->parent_names, + core->num_parents, parent_core->name) >= 0; } EXPORT_SYMBOL_GPL(clk_has_parent); -- 1.7.12.4