diff options
| author | Roberto Sassu <[email protected]> | 2023-06-07 15:24:27 +0200 |
|---|---|---|
| committer | Andrew Morton <[email protected]> | 2023-06-19 13:19:31 -0700 |
| commit | 935d44acf621aa0688fef8312dec3e5940f38f4e (patch) | |
| tree | eef706b0b5d6eb69ca354954d96c52119c34d232 /scripts/bpf_doc.py | |
| parent | 95a301eefa82057571207edd06ea36218985a75e (diff) | |
memfd: check for non-NULL file_seals in memfd_create() syscall
Ensure that file_seals is non-NULL before using it in the memfd_create()
syscall. One situation in which memfd_file_seals_ptr() could return a
NULL pointer when CONFIG_SHMEM=n, oopsing the kernel.
Link: https://lkml.kernel.org/r/[email protected]
Fixes: 47b9012ecdc7 ("shmem: add sealing support to hugetlb-backed memfd")
Signed-off-by: Roberto Sassu <[email protected]>
Cc: Marc-Andr Lureau <[email protected]>
Cc: Mike Kravetz <[email protected]>
Cc: <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Diffstat (limited to 'scripts/bpf_doc.py')
0 files changed, 0 insertions, 0 deletions