[PATCH 2/8] staging: mt7621-spi: remove unused lock.
From: NeilBrown
Date: Fri May 04 2018 - 01:01:04 EST
This lock is never initialized, locked once, and never unlocked.
Clearly it is pointless - so remove it.
Signed-off-by: NeilBrown <neil@xxxxxxxxxx>
---
drivers/staging/mt7621-spi/spi-mt7621.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/drivers/staging/mt7621-spi/spi-mt7621.c b/drivers/staging/mt7621-spi/spi-mt7621.c
index d9b55d2059b0..37f299080410 100644
--- a/drivers/staging/mt7621-spi/spi-mt7621.c
+++ b/drivers/staging/mt7621-spi/spi-mt7621.c
@@ -65,7 +65,6 @@ struct mt7621_spi {
unsigned int sys_freq;
unsigned int speed;
struct clk *clk;
- spinlock_t lock;
struct mt7621_spi_ops *ops;
};
@@ -395,7 +394,6 @@ static int mt7621_spi_probe(struct platform_device *pdev)
const struct of_device_id *match;
struct spi_master *master;
struct mt7621_spi *rs;
- unsigned long flags;
void __iomem *base;
struct resource *r;
int status = 0;
@@ -447,7 +445,6 @@ static int mt7621_spi_probe(struct platform_device *pdev)
rs->sys_freq = clk_get_rate(rs->clk);
rs->ops = ops;
dev_info(&pdev->dev, "sys_freq: %u\n", rs->sys_freq);
- spin_lock_irqsave(&rs->lock, flags);
device_reset(&pdev->dev);