imx: WARN in clk_disable if the clock isn't enabled

[safe/jmp/linux-2.6] / arch / arm / plat-mxc / clock.c

diff --git a/arch/arm/plat-mxc/clock.c b/arch/arm/plat-mxc/clock.c
index 9e8fbd5..323ff8c 100644 (file)
--- a/arch/arm/plat-mxc/clock.c
+++ b/arch/arm/plat-mxc/clock.c
@@ -56,6 +56,7 @@ static void __clk_disable(struct clk *clk)
        __clk_disable(clk->parent);
        __clk_disable(clk->secondary);
 
+       WARN_ON(!clk->usecount);
        if (!(--clk->usecount) && clk->disable)
                clk->disable(clk);
 }