Commit 2e9dcdae authored Dec 24, 2014 by Sergei Shtylyov Committed by Michael Turquette Jan 20, 2015

clk-gate: fix bit # check in clk_register_gate()



In case CLK_GATE_HIWORD_MASK flag is passed to clk_register_gate(), the bit #
should be no higher than 15, however the corresponding check is obviously off-
by-one.

Fixes: 04577994 ("clk: gate: add CLK_GATE_HIWORD_MASK")
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Michael Turquette <mturquette@linaro.org>

parent 66619ac5

drivers/clk/clk-gate.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -128,7 +128,7 @@ struct clk clk_register_gate(struct device dev, const char *name,
	struct clk_init_data init;		struct clk_init_data init;

	if (clk_gate_flags & CLK_GATE_HIWORD_MASK) {		if (clk_gate_flags & CLK_GATE_HIWORD_MASK) {
	if (bit_idx > 16) {		if (bit_idx > 15) {
	pr_err("gate bit exceeds LOWORD field\n");		pr_err("gate bit exceeds LOWORD field\n");
	return ERR_PTR(-EINVAL);		return ERR_PTR(-EINVAL);
	}		}