Commit e99423f7 authored by Sergei Shtylyov's avatar Sergei Shtylyov Committed by Luis Henriques

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

commit 2e9dcdae upstream.

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: default avatarSergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: default avatarMichael Turquette <mturquette@linaro.org>
Signed-off-by: default avatarLuis Henriques <luis.henriques@canonical.com>
parent 89639edd
...@@ -128,7 +128,7 @@ struct clk *clk_register_gate(struct device *dev, const char *name, ...@@ -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);
} }
......
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