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[0/2] Fix S_ISDIR execve() errno

Message ID 20200813231723.2725102-1-keescook@chromium.org (mailing list archive)
Headers show
Series Fix S_ISDIR execve() errno | expand

Message

Kees Cook Aug. 13, 2020, 11:17 p.m. UTC 
Hi Andrew,

This fixes an errno change for execve() of directories, noticed by Marc
Zyngier[1]. Along with the fix, include a regression test to avoid seeing
this return in the future.

Thanks!

-Kees

[1] https://lore.kernel.org/lkml/20200813151305.6191993b@why

Kees Cook (2):
  exec: Restore EACCES of S_ISDIR execve()
  selftests/exec: Add file type errno tests

 fs/namei.c                                 |   4 +-
 tools/testing/selftests/exec/.gitignore    |   1 +
 tools/testing/selftests/exec/Makefile      |   5 +-
 tools/testing/selftests/exec/non-regular.c | 196 +++++++++++++++++++++
 4 files changed, 203 insertions(+), 3 deletions(-)
 create mode 100755 tools/testing/selftests/exec/non-regular.c