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path: root/drivers/spi
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Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi_imx.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/spi/spi_imx.c b/drivers/spi/spi_imx.c
index 0480d8bb19d..014af69fc1b 100644
--- a/drivers/spi/spi_imx.c
+++ b/drivers/spi/spi_imx.c
@@ -779,7 +779,8 @@ static irqreturn_t interrupt_transfer(struct driver_data *drv_data)
/* Read trailing bytes */
limit = loops_per_jiffy << 1;
- while ((read(drv_data) == 0) && limit--);
+ while ((read(drv_data) == 0) && --limit)
+ cpu_relax();
if (limit == 0)
dev_err(&drv_data->pdev->dev,