Commit aa9daa31 authored Mar 28, 2017 by Masahiro Yamada Committed by Arnd Bergmann Mar 30, 2017

ARM: mmp: let clk_disable() return immediately if clk is NULL



In many of clk_disable() implementations, it is a no-op for a NULL
pointer input, but this is one of the exceptions.

Making it treewide consistent will allow clock consumers to call
clk_disable() without NULL pointer check.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

parent e1ffaa55

arch/arm/mach-mmp/clock.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -67,6 +67,9 @@ void clk_disable(struct clk *clk)
		{
		unsigned long flags;

		if (!clk)
		return;

		WARN_ON(clk->enabled == 0);

		spin_lock_irqsave(&clocks_lock, flags);

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