Add missing "const" on add_rng_entropy argument.
Change-Id: I584feed0f89f4342e94cc83e165904c78687f610
diff --git a/include/hardware/keymaster.h b/include/hardware/keymaster.h
index a6200a5..109ab38 100644
--- a/include/hardware/keymaster.h
+++ b/include/hardware/keymaster.h
@@ -278,7 +278,7 @@
*
* \param[in] data_length Length of \p data.
*/
- keymaster_error_t (*add_rng_entropy)(const struct keymaster_device* dev, uint8_t* data,
+ keymaster_error_t (*add_rng_entropy)(const struct keymaster_device* dev, const uint8_t* data,
size_t data_length);
/**