Update output_length in trng_get_bytes() provided by psa.

mohammad1603 · mohammad1603 · commit 4cef73d2eb82 · 2018-11-27T11:56:58.000+02:00
diff --git a/features/mbedtls/platform/TARGET_PSA/COMPONENT_NSPE/src/psa_hrng.c b/features/mbedtls/platform/TARGET_PSA/COMPONENT_NSPE/src/psa_hrng.c
@@ -48,7 +48,9 @@ __WEAK int trng_get_bytes(trng_t *obj, uint8_t *output, size_t length, size_t *o
     mbedtls_psa_crypto_free();
 
     ((void)(obj));
-    ((void)(output_length));
+    if (output_length != NULL) {
+        *output_length = length;
+    }
 
     return 0;
 }

Original file line number	Diff line number	Diff line change
`@@ -48,7 +48,9 @@ __WEAK int trng_get_bytes(trng_t obj, uint8_t output, size_t length, size_t *o`
`48`	`48`	`mbedtls_psa_crypto_free();`
`49`	`49`
`50`	`50`	`((void)(obj));`
`51`		`- ((void)(output_length));`
	`51`	`+ if (output_length != NULL) {`
	`52`	`+ *output_length = length;`
	`53`	`+ }`
`52`	`54`
`53`	`55`	`return 0;`
`54`	`56`	`}`