Commit dbb674d5 authored Jan 22, 2009 by Russell King Committed by Russell King Feb 08, 2009

[ARM] omap: allow double-registering of clocks



This stops things blowing up if a 'struct clk' to be passed more
than once to clk_register(), which will be required when we decouple
struct clk's from their names.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

parent 1e98ffa8

arch/arm/plat-omap/clock.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -292,6 +292,12 @@ int clk_register(struct clk *clk)
		if (clk == NULL \|\| IS_ERR(clk))
		return -EINVAL;

		/*
		* trap out already registered clocks
		*/
		if (clk->node.next \|\| clk->node.prev)
		return 0;

		mutex_lock(&clocks_mutex);
		list_add(&clk->node, &clocks);
		if (clk->init)