ARM: imx: lock is always valid for clk_gate2

The imx specific clk_gate2 always has a valid lock with the clock.  So
the validation on gate->lock is not really needed.  Remove it.

Signed-off-by: Shawn Guo <shawn.guo@freescale.com>

1 files changed, 4 insertions, 8 deletions

diff --git a/arch/arm/mach-imx/clk-gate2.c b/arch/arm/mach-imx/clk-gate2.c
index 7e98ccb8fa91..0803df9d9c7e 100644
--- a/arch/arm/mach-imx/clk-gate2.c
+++ b/arch/arm/mach-imx/clk-gate2.c
@@ -43,15 +43,13 @@ static int clk_gate2_enable(struct clk_hw *hw)
         u32 reg;
         unsigned long flags = 0;
 
-        if (gate->lock)
-                spin_lock_irqsave(gate->lock, flags);
+        spin_lock_irqsave(gate->lock, flags);
 
         reg = readl(gate->reg);
         reg |= 3 << gate->bit_idx;
         writel(reg, gate->reg);
 
-        if (gate->lock)
-                spin_unlock_irqrestore(gate->lock, flags);
+        spin_unlock_irqrestore(gate->lock, flags);
 
         return 0;
 }
@@ -62,15 +60,13 @@ static void clk_gate2_disable(struct clk_hw *hw)
         u32 reg;
         unsigned long flags = 0;
 
-        if (gate->lock)
-                spin_lock_irqsave(gate->lock, flags);
+        spin_lock_irqsave(gate->lock, flags);
 
         reg = readl(gate->reg);
         reg &= ~(3 << gate->bit_idx);
         writel(reg, gate->reg);
 
-        if (gate->lock)
-                spin_unlock_irqrestore(gate->lock, flags);
+        spin_unlock_irqrestore(gate->lock, flags);
 }
 
 static int clk_gate2_is_enabled(struct clk_hw *hw)