[PATCH 5.4 104/309] crypto: ccree - fix pm wrongful error reporting

From: Gilad Ben-Yossef gilad@benyossef.com

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: Greg Kroah-Hartman gregkh@linuxfoundation.org

--- drivers/crypto/ccree/cc_pm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/crypto/ccree/cc_pm.c +++ b/drivers/crypto/ccree/cc_pm.c @@ -85,7 +85,7 @@ 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)