From: Gilad Ben-Yossef <gilad@xxxxxxxxxxxxx> 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@xxxxxxxxxxxxx> Cc: stable@xxxxxxxxxxxxxxx # v4.19+ Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- 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 @@ -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)
