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authorMatt Caswell <matt@openssl.org>2020-11-04 11:34:15 +0000
committerMatt Caswell <matt@openssl.org>2020-11-06 10:34:48 +0000
commitb9b2135d22b93f949fd77f293925fc66158416ff (patch)
treee82c316f4f3ef24d8ec2e77a9de085d583b1adc3 /engines/e_devcrypto.c
parentb8ae4a83de0de38fd382f3981e503f2ab5461c07 (diff)
Don't clear the whole error stack when loading engines
Loading the various built-in engines was unconditionally clearing the whole error stack. During config file processing processing a .include directive which fails results in errors being added to the stack - but we carry on anyway. These errors were then later being removed by the engine loading code, meaning that problems with the .include directive never get shown. Reviewed-by: Paul Dale <paul.dale@oracle.com> Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org> (Merged from https://github.com/openssl/openssl/pull/13311)
Diffstat (limited to 'engines/e_devcrypto.c')
-rw-r--r--engines/e_devcrypto.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/engines/e_devcrypto.c b/engines/e_devcrypto.c
index 729bb1fe95..85815e2e5a 100644
--- a/engines/e_devcrypto.c
+++ b/engines/e_devcrypto.c
@@ -1287,9 +1287,20 @@ void engine_load_devcrypto_int(void)
return;
}
+ ERR_set_mark();
ENGINE_add(e);
+ /*
+ * If the "add" worked, it gets a structural reference. So either way, we
+ * release our just-created reference.
+ */
ENGINE_free(e); /* Loose our local reference */
- ERR_clear_error();
+ /*
+ * If the "add" didn't work, it was probably a conflict because it was
+ * already added (eg. someone calling ENGINE_load_blah then calling
+ * ENGINE_load_builtin_engines() perhaps).
+ */
+ ERR_pop_to_mark();
+}
}
#else