diff options
| author | Shixin Liu <liushixin2@huawei.com> | 2021-04-08 10:18:39 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2021-04-16 14:16:33 +0300 |
| commit | 1f34cc4a8da34fbb250efb928f9b8c6fe7ee0642 (patch) | |
| tree | f5ba084d692bc3dea65ed7cf1bb95681b4f4f8ee /drivers/crypto/omap-aes.c | |
| parent | 13343badae093977295341d5a050f51ef128821c (diff) | |
| download | linux-1f34cc4a8da34fbb250efb928f9b8c6fe7ee0642.tar.xz | |
crypto: omap-aes - Fix PM reference leak on omap-aes.c
pm_runtime_get_sync will increment pm usage counter even it failed.
Forgetting to putting operation will result in reference leak here.
Fix it by replacing it with pm_runtime_resume_and_get to keep usage
counter balanced.
Signed-off-by: Shixin Liu <liushixin2@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/omap-aes.c')
| -rw-r--r-- | drivers/crypto/omap-aes.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c index a45bdcf3026d..0dd4c6b157de 100644 --- a/drivers/crypto/omap-aes.c +++ b/drivers/crypto/omap-aes.c @@ -103,9 +103,8 @@ static int omap_aes_hw_init(struct omap_aes_dev *dd) dd->err = 0; } - err = pm_runtime_get_sync(dd->dev); + err = pm_runtime_resume_and_get(dd->dev); if (err < 0) { - pm_runtime_put_noidle(dd->dev); dev_err(dd->dev, "failed to get sync: %d\n", err); return err; } @@ -1134,7 +1133,7 @@ static int omap_aes_probe(struct platform_device *pdev) pm_runtime_set_autosuspend_delay(dev, DEFAULT_AUTOSUSPEND_DELAY); pm_runtime_enable(dev); - err = pm_runtime_get_sync(dev); + err = pm_runtime_resume_and_get(dev); if (err < 0) { dev_err(dev, "%s: failed to get_sync(%d)\n", __func__, err); @@ -1303,7 +1302,7 @@ static int omap_aes_suspend(struct device *dev) static int omap_aes_resume(struct device *dev) { - pm_runtime_get_sync(dev); + pm_runtime_resume_and_get(dev); return 0; } #endif |