[RFC 0/2] Fix permission checks on open("/proc/self/fd/N", O_RDWR)

[Andy Lutomirski <luto@xxxxxxxxxxxxxx>]

This is a prototype of a real fix for a longstanding issue.  See patch 2
for the full descripton.

Andy Lutomirski (2):
  fs,proc: Pass nameidata to proc_get_link implementations
  fs,proc: Respect FMODE_WRITE when opening /proc/pid/fd/N

 fs/namei.c            |  3 +++
 fs/proc/base.c        | 13 ++++++++-----
 fs/proc/fd.c          | 22 ++++++++++++++++++----
 fs/proc/internal.h    |  3 ++-
 include/linux/namei.h |  1 +
 5 files changed, 32 insertions(+), 10 deletions(-)

-- 
1.9.0

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