tor

commit 93ddc51cbd325ef3d5cf3a5b9948ff65c09fc5aa
parent 24a2352d56d807320c45fcdd8c74435bda4302c2
Author: Nick Mathewson <nickm@torproject.org>
Date:   Wed, 29 May 2019 09:21:45 -0400

Give a more useful failure messgae when we fail to minherit().

Part of ticket 30686.

Diffstat:
M
src/lib/crypt_ops/crypto_rand_fast.c
 | 
6
+++++-

1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/src/lib/crypt_ops/crypto_rand_fast.c b/src/lib/crypt_ops/crypto_rand_fast.c
@@ -181,7 +181,11 @@ crypto_fast_rng_new_from_seed(const uint8_t *seed)
 #else
   /* We decided above that noinherit would always do _something_. Assert here
    * that we were correct. */
-  tor_assert(inherit != INHERIT_RES_KEEP);
+  tor_assertf(inherit != INHERIT_RES_KEEP,
+              "We failed to create a non-inheritable memory region, even "
+              "though we believed such a failure to be impossible! This is "
+              "probably a bug in Tor support for your platform; please report "
+              "it.");
 #endif
   return result;
 }