diff options
Diffstat (limited to 'absl/debugging/internal/stacktrace_win32-inl.inc')
| -rw-r--r-- | absl/debugging/internal/stacktrace_win32-inl.inc | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/absl/debugging/internal/stacktrace_win32-inl.inc b/absl/debugging/internal/stacktrace_win32-inl.inc index 1c666c8b..ef2b973e 100644 --- a/absl/debugging/internal/stacktrace_win32-inl.inc +++ b/absl/debugging/internal/stacktrace_win32-inl.inc @@ -63,11 +63,12 @@ static RtlCaptureStackBackTrace_Function* const RtlCaptureStackBackTrace_fn = template <bool IS_STACK_FRAMES, bool IS_WITH_CONTEXT> static int UnwindImpl(void** result, int* sizes, int max_depth, int skip_count, const void*, int* min_dropped_frames) { - int n = 0; - if (!RtlCaptureStackBackTrace_fn) { - // can't find a stacktrace with no function to call + USHORT n = 0; + if (!RtlCaptureStackBackTrace_fn || skip_count < 0 || max_depth < 0) { + // can't get a stacktrace with no function/invalid args } else { - n = (int)RtlCaptureStackBackTrace_fn(skip_count + 2, max_depth, result, 0); + n = RtlCaptureStackBackTrace_fn(static_cast<ULONG>(skip_count) + 2, + static_cast<ULONG>(max_depth), result, 0); } if (IS_STACK_FRAMES) { // No implementation for finding out the stack frame sizes yet. |