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
This commit is contained in:
ted.mielczarek
2011-01-24 19:59:09 +00:00
parent b904343e14
commit 281d52d944
7 changed files with 75 additions and 13 deletions

View File

@@ -184,7 +184,7 @@ StackFrame* StackwalkerAMD64::GetCallerFrame(const CallStack *stack) {
// If we have DWARF CFI information, use it.
scoped_ptr<CFIFrameInfo> cfi_frame_info(
resolver_->FindCFIFrameInfo(last_frame));
resolver_ ? resolver_->FindCFIFrameInfo(last_frame) : NULL);
if (cfi_frame_info.get())
new_frame.reset(GetCallerByCFIFrameInfo(frames, cfi_frame_info.get()));