2017-10-05 21:01 GMT+09:00 Ulf Magnusson <ulfalizer@xxxxxxxxx>: > Hello, > > This patchset fixes a segfault that occurs if 'm' appears in certain > expressions before the modules symbol is defined. The problem is that m is > rewritten to m && <modules symbol> already during parsing. Doing it in > menu_finalize(), which runs after parsing, fixes the problem. > > To aid the review and people trying to understand menu_finalize() in the future > (including me), it also renames menu_check_dep() to rewrite_m() and adds > comments to clarify the existing expression rewriting and dependency > propagation logic. > > The changes have been tested for regressions using zconfdump(), Kconfiglib, and > Valgrind. > > Cheers, > Ulf > > Ulf Magnusson (3): > kconfig: Rename menu_check_dep() to rewrite_m() > kconfig: Clarify expression rewriting > kconfig: Clean up modules handling and fix crash > > scripts/kconfig/menu.c | 74 ++++++++++++++++++++++++++++++++++++++++++++------ > 1 file changed, 66 insertions(+), 8 deletions(-) > Series, applied to linux-kbuild/kconfig. Thanks! -- Best Regards Masahiro Yamada -- To unsubscribe from this list: send the line "unsubscribe linux-kbuild" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
