| From af93d803222d44440fd8f9116f2c7217dbb76c01 Mon Sep 17 00:00:00 2001 |
| From: Gilad Ben-Yossef <gilad@benyossef.com> |
| Date: Thu, 16 Jan 2020 12:14:40 +0200 |
| Subject: [PATCH] crypto: ccree - fix pm wrongful error reporting |
| |
| commit cedca59fae5834af8445b403c66c9953754375d7 upstream. |
| |
| pm_runtime_get_sync() can return 1 as a valid (none error) return |
| code. Treat it as such. |
| |
| Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com> |
| Cc: stable@vger.kernel.org # v4.19+ |
| Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> |
| Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> |
| |
| diff --git a/drivers/crypto/ccree/cc_pm.c b/drivers/crypto/ccree/cc_pm.c |
| index 2dad9c9543c6..ef553d826a28 100644 |
| --- a/drivers/crypto/ccree/cc_pm.c |
| +++ b/drivers/crypto/ccree/cc_pm.c |
| @@ -82,7 +82,7 @@ int cc_pm_get(struct device *dev) |
| else |
| pm_runtime_get_noresume(dev); |
| |
| - return rc; |
| + return (rc == 1 ? 0 : rc); |
| } |
| |
| int cc_pm_put_suspend(struct device *dev) |
| -- |
| 2.7.4 |
| |
