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kernel: use DEVICE_DT_GET_OR_NULL for entropy device

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A reference to the entropy device can be obtained at compile time, so
avoid using device_get_binding().

Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>
This commit is contained in:
Gerard Marull-Paretas 2022-02-25 18:31:13 +01:00 • committed by Marti Bolivar
commit 5573d8d11e
1 changed files with 2 additions and 2 deletions
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4
kernel/init.c
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@ -362,10 +362,10 @@ __boot_func
void z_early_boot_rand_get(uint8_t *buf, size_t length) void z_early_boot_rand_get(uint8_t *buf, size_t length)
{ {
#ifdef CONFIG_ENTROPY_HAS_DRIVER #ifdef CONFIG_ENTROPY_HAS_DRIVER
const struct device *entropy = device_get_binding(DT_CHOSEN_ZEPHYR_ENTROPY_LABEL); const struct device *entropy = DEVICE_DT_GET_OR_NULL(DT_CHOSEN(zephyr_entropy));
int rc; int rc;
if (entropy == NULL) { if (!device_is_ready(entropy)) {
goto sys_rand_fallback; goto sys_rand_fallback;
} }