diff options
| -rw-r--r-- | drivers/crypto/caam/ctrl.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c index 1d77f5a..0359c71 100644 --- a/drivers/crypto/caam/ctrl.c +++ b/drivers/crypto/caam/ctrl.c @@ -388,14 +388,14 @@ static void kick_trng(struct device *dev, int ent_delay) int caam_get_era(void) { struct device_node *caam_node; - for_each_compatible_node(caam_node, NULL, "fsl,sec-v4.0") { - const uint32_t *prop = (uint32_t *)of_get_property(caam_node, - "fsl,sec-era", - NULL); - return prop ? *prop : -ENOTSUPP; - } + int ret; + u32 prop; + + caam_node = of_find_compatible_node(NULL, NULL, "fsl,sec-v4.0"); + ret = of_property_read_u32(caam_node, "fsl,sec-era", &prop); + of_node_put(caam_node); - return -ENOTSUPP; + return IS_ERR_VALUE(ret) ? -ENOTSUPP : prop; } EXPORT_SYMBOL(caam_get_era); |