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(parent: f01d088) | patch
ovl: validate superblock in OVL_FS()
authorAndrea Righi <andrea.righi@canonical.com>
Sun, 21 May 2023 08:28:13 +0000 (10:28 +0200)
committerAmir Goldstein <amir73il@gmail.com>
Sat, 12 Aug 2023 16:02:54 +0000 (19:02 +0300)
commitadcd459ff805ce5e11956cfa1e9aa85471b6ae8d
tree529a978d9bb82a1e528c5f7fd787a2dd868abc04tree | snapshot
parentf01d08899fd7fa808ff9b8d33ca4882ab44d42facommit | diff
ovl: validate superblock in OVL_FS()

When CONFIG_OVERLAY_FS_DEBUG is enabled add an explicit check to make
sure that OVL_FS() is always used with a valid overlayfs superblock.
Otherwise trigger a WARN_ON_ONCE().

Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Andrea Righi <andrea.righi@canonical.com>
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
fs/overlayfs/ovl_entry.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git