insn: better document when branch va may be none

2026-02-04 11:07:53 -08:00 · 2021-02-28 23:03:08 -07:00
parent 68fcc03d5c
commit 68aed3c190
1 changed files with 1 additions and 0 deletions
--- a/capa/features/extractors/viv/insn.py
+++ b/capa/features/extractors/viv/insn.py
@@ -500,6 +500,7 @@ def extract_insn_cross_section_cflow(f, bb, insn):
    """
    for va, flags in insn.getBranches():
        if va is None:
+            # va may be none for dynamic branches that haven't been resolved, such as `jmp eax`.
            continue

        if flags & envi.BR_FALL: