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-rw-r--r--src/lib/ffi/ffi_rng.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/lib/ffi/ffi_rng.cpp b/src/lib/ffi/ffi_rng.cpp
index 88c522dfd..6c27b2e7e 100644
--- a/src/lib/ffi/ffi_rng.cpp
+++ b/src/lib/ffi/ffi_rng.cpp
@@ -16,7 +16,7 @@ using namespace Botan_FFI;
int botan_rng_init(botan_rng_t* rng_out, const char* rng_type)
{
- return ffi_guard_thunk(BOTAN_CURRENT_FUNCTION, [=]() {
+ return ffi_guard_thunk(BOTAN_CURRENT_FUNCTION, [=]() -> int {
if(rng_out == nullptr)
return BOTAN_FFI_ERROR_NULL_POINTER;