[tor-commits] [tor/release-0.3.5] Merge branch 'maint-0.3.4' into maint-0.3.5

[nickm@xxxxxxxxxxxxxx]

commit 289a7dbac32a981897e12a3c250f0b6c67eec809
Merge: 1ae911660 7edc594ee
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Tue Oct 23 19:21:44 2018 -0400

    Merge branch 'maint-0.3.4' into maint-0.3.5

 changes/bug27740         | 4 ++++
 changes/bug27804         | 3 +++
 src/rust/protover/ffi.rs | 3 +++
 src/test/test_protover.c | 1 +
 4 files changed, 11 insertions(+)

diff --cc src/rust/protover/ffi.rs
index 0c28d032c,f55b87acf..f17f30127
--- a/src/rust/protover/ffi.rs
+++ b/src/rust/protover/ffi.rs
@@@ -57,17 -58,17 +57,20 @@@ pub extern "C" fn protover_all_supporte
  
      let relay_proto_entry: UnvalidatedProtoEntry =
          match UnvalidatedProtoEntry::from_str_any_len(relay_version) {
 -        Ok(n)  => n,
 -        Err(_) => return 1,
 -    };
 -    let maybe_unsupported: Option<UnvalidatedProtoEntry> = relay_proto_entry.all_supported();
 +            Ok(n) => n,
 +            Err(_) => return 1,
 +        };
  
 -    if maybe_unsupported.is_some() {
 -        let unsupported: UnvalidatedProtoEntry = maybe_unsupported.unwrap();
 +    if let Some(unsupported) = relay_proto_entry.all_supported() {
+         if missing_out.is_null() {
+             return 0;
+         }
 -        let ptr = allocate_and_copy_string(&unsupported.to_string());
 +        let c_unsupported: CString = match CString::new(unsupported.to_string()) {
 +            Ok(n) => n,
 +            Err(_) => return 1,
 +        };
 +
 +        let ptr = c_unsupported.into_raw();
          unsafe { *missing_out = ptr };
  
          return 0;

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