From: Ye Weihua yeweihua4@huawei.com
[ Upstream commit c4b1fcc310e655fa8414696c38a84d36c00684c8 ]
pm_runtime_get_sync() will increment the PM reference count even on failure. Forgetting to put the reference again will result in a leak.
Replace it with pm_runtime_resume_and_get() to keep the usage counter balanced.
Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Ye Weihua yeweihua4@huawei.com Signed-off-by: Wolfram Sang wsa@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/i2c/busses/i2c-imx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c index dc9c4b4cc25a..dc5ca71906db 100644 --- a/drivers/i2c/busses/i2c-imx.c +++ b/drivers/i2c/busses/i2c-imx.c @@ -801,7 +801,7 @@ static int i2c_imx_reg_slave(struct i2c_client *client) i2c_imx->last_slave_event = I2C_SLAVE_STOP;
/* Resume */ - ret = pm_runtime_get_sync(i2c_imx->adapter.dev.parent); + ret = pm_runtime_resume_and_get(i2c_imx->adapter.dev.parent); if (ret < 0) { dev_err(&i2c_imx->adapter.dev, "failed to resume i2c controller"); return ret;