Fix some apparently longstanding crash bugs in Stackwalker implementations when resolver is NULL.

R=mark at http://breakpad.appspot.com/257001 git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@761 4c0a9323-5329-0410-9bdc-e9ce6186880e
2011-01-24 19:59:09 +00:00
parent b904343e14
commit 281d52d944
7 changed files with 75 additions and 13 deletions
--- a/src/processor/stackwalker.cc
+++ b/src/processor/stackwalker.cc
@@ -120,7 +120,8 @@ bool Stackwalker::Walk(CallStack *stack) {
          if (resolver_->ShouldDeleteMemoryBufferAfterLoadModule())
            supplier_->FreeSymbolData(module);
        }
-        resolver_->FillSourceLineInfo(frame.get());
+        if (resolver_)
+          resolver_->FillSourceLineInfo(frame.get());
      }
    }