Commit 2e023b93 authored by Tang Bin's avatar Tang Bin Committed by Tony Lindgren
Browse files

ARM: OMAP1: clock: Use IS_ERR_OR_NULL() to clean code 



Use IS_ERR_OR_NULL() to make the code cleaner.

Signed-off-by: default avatarZhang Shengju <zhangshengju@cmss.chinamobile.com>
Signed-off-by: default avatarTang Bin <tangbin@cmss.chinamobile.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent e106698c

arch/arm/mach-omap1/clock.c

+7 −7
Original line number Diff line number Diff line
@@ -612,7 +612,7 @@ int clk_enable(struct clk *clk) 
	unsigned long flags;

	int ret;



	if (clk == NULL || IS_ERR(clk))

	if (IS_ERR_OR_NULL(clk))

		return -EINVAL;



	spin_lock_irqsave(&clockfw_lock, flags);
@@ -627,7 +627,7 @@ void clk_disable(struct clk *clk) 
{

	unsigned long flags;



	if (clk == NULL || IS_ERR(clk))

	if (IS_ERR_OR_NULL(clk))

		return;



	spin_lock_irqsave(&clockfw_lock, flags);
@@ -650,7 +650,7 @@ unsigned long clk_get_rate(struct clk *clk) 
	unsigned long flags;

	unsigned long ret;



	if (clk == NULL || IS_ERR(clk))

	if (IS_ERR_OR_NULL(clk))

		return 0;



	spin_lock_irqsave(&clockfw_lock, flags);
@@ -670,7 +670,7 @@ long clk_round_rate(struct clk *clk, unsigned long rate) 
	unsigned long flags;

	long ret;



	if (clk == NULL || IS_ERR(clk))

	if (IS_ERR_OR_NULL(clk))

		return 0;



	spin_lock_irqsave(&clockfw_lock, flags);
@@ -686,7 +686,7 @@ int clk_set_rate(struct clk *clk, unsigned long rate) 
	unsigned long flags;

	int ret = -EINVAL;



	if (clk == NULL || IS_ERR(clk))

	if (IS_ERR_OR_NULL(clk))

		return ret;



	spin_lock_irqsave(&clockfw_lock, flags);
@@ -791,7 +791,7 @@ void clk_preinit(struct clk *clk) 


int clk_register(struct clk *clk)

{

	if (clk == NULL || IS_ERR(clk))

	if (IS_ERR_OR_NULL(clk))

		return -EINVAL;



	/*
@@ -817,7 +817,7 @@ EXPORT_SYMBOL(clk_register); 


void clk_unregister(struct clk *clk)

{

	if (clk == NULL || IS_ERR(clk))

	if (IS_ERR_OR_NULL(clk))

		return;



	mutex_lock(&clocks_mutex);

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