crypto: omap-aes - Fix PM disable depth imbalance in omap_aes_probe

The pm_runtime_enable will increase power disable depth.
Thus a pairing decrement is needed on the error handling
path to keep it balanced according to context.

Fixes: f7b2b5dd6a62a ("crypto: omap-aes - add error check for pm_runtime_get_sync")
Signed-off-by: Zhang Qilong <zhangqilong3@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c
index 70ea5784a024e06e311931b1bf975f7c119bdd2a..a45bdcf3026df9bdfda3746f4436575cc0df4593 100644 (file)
--- a/drivers/crypto/omap-aes.c
+++ b/drivers/crypto/omap-aes.c
@@ -1138,7 +1138,7 @@ static int omap_aes_probe(struct platform_device *pdev)
        if (err < 0) {
                dev_err(dev, "%s: failed to get_sync(%d)\n",
                        __func__, err);
-               goto err_res;
+               goto err_pm_disable;
        }
 
        omap_aes_dma_stop(dd);
@@ -1247,6 +1247,7 @@ err_engine:
        omap_aes_dma_cleanup(dd);
 err_irq:
        tasklet_kill(&dd->done_task);
+err_pm_disable:
        pm_runtime_disable(dev);
 err_res:
        dd = NULL;