[PATCH 5.9 151/757] crypto: sa2ul - Fix pm_runtime_get_sync() error checking

Greg Kroah-Hartman
2020-10-27T15:28:27Z

From: Dan Carpenter <dan.carpenter@oracle.com>

[ Upstream commit 2baace5feb86c6916221911f391f11fcd8e1a259 ]

The pm_runtime_get_sync() function returns either 0 or 1 on success but
this code treats a return of 1 as a failure.

Fixes: 7694b6ca649f ("crypto: sa2ul - Add crypto driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/crypto/sa2ul.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/sa2ul.c b/drivers/crypto/sa2ul.c
index ff8bbdb4d235d..039579b7cc818 100644
--- a/drivers/crypto/sa2ul.c
+++ b/drivers/crypto/sa2ul.c
@@ -2331,7 +2331,7 @@ static int sa_ul_probe(struct platform_device *pdev)

pm_runtime_enable(dev);
ret = pm_runtime_get_sync(dev);
- if (ret) {
+ if (ret < 0) {
dev_err(&pdev->dev, "%s: failed to get sync: %d\n", __func__,
ret);
return ret;
--
2.25.1