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

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Use IS_ERR_OR_NULL() to make the code cleaner.

Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Tang Bin 2020-09-10 19:06:40 +08:00 committed by Tony Lindgren
parent e106698cbb
commit 2e023b9380
1 changed files with 7 additions and 7 deletions
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14
arch/arm/mach-omap1/clock.c
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@ -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);