mirror of
https://github.com/FEX-Emu/linux.git
synced 2025-03-03 18:17:40 +00:00

We are not guaranteed the locking environment that would prevent dentry getting renamed right under us. And it's possible for old long name to be freed after rename, leading to UAF here. Cc: stable@kernel.org # v2.6.2+ Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>