clk: use match_string() helper (d6347445) · Commits · 戴 / test

match_string() returns the index of an array for a matching string, which can be used instead of open coded variant. Cc: Michael Turquette <mturquette@baylibre.com> Cc: linux-clk@vger.kernel.org Signed-off-by:

Yisheng Xie <xieyisheng1@huawei.com> Signed-off-by:

Stephen Boyd <sboyd@kernel.org>

drivers/clk/clk.c

+2 −6

Original line number	Diff line number	Diff line
		@@ -2170,7 +2170,6 @@ 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)
		@@ -2183,11 +2182,8 @@ 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);

Admin message