services: TRNG: Fix -O0 compilation
The code to check for the presence of the TRNG service relies on
toolchain garbage collection, which is not enabled with -O0.
Add #ifdef guards around the call to the TRNG service handler to
cover builds without optimisation as well.
Change-Id: I08ece2005ea1c8fa96afa13904a851dec6b24216
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
diff --git a/services/std_svc/std_svc_setup.c b/services/std_svc/std_svc_setup.c
index 8f63c73..23f13ab 100644
--- a/services/std_svc/std_svc_setup.c
+++ b/services/std_svc/std_svc_setup.c
@@ -142,10 +142,12 @@
}
#endif
+#if TRNG_SUPPORT
if (is_trng_fid(smc_fid)) {
return trng_smc_handler(smc_fid, x1, x2, x3, x4, cookie, handle,
flags);
}
+#endif
switch (smc_fid) {
case ARM_STD_SVC_CALL_COUNT: