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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:48:00 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:48:00 +0000 |
| commit | e313beb668f41d49c10c546180fc02c62ab2cbe3 (patch) | |
| tree | 154cbe88a0957f3ed27428f536ad06681af563dd /kernel/sys.c | |
| parent | Releasing progress-linux version 6.7.9-2~progress7.99u1. (diff) | |
| download | linux-e313beb668f41d49c10c546180fc02c62ab2cbe3.tar.xz linux-e313beb668f41d49c10c546180fc02c62ab2cbe3.zip | |
Merging upstream version 6.7.12.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
| -rw-r--r-- | kernel/sys.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/sys.c b/kernel/sys.c index f8e543f1e3..8bb106a56b 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -2408,8 +2408,11 @@ static inline int prctl_set_mdwe(unsigned long bits, unsigned long arg3, if (bits & PR_MDWE_NO_INHERIT && !(bits & PR_MDWE_REFUSE_EXEC_GAIN)) return -EINVAL; - /* PARISC cannot allow mdwe as it needs writable stacks */ - if (IS_ENABLED(CONFIG_PARISC)) + /* + * EOPNOTSUPP might be more appropriate here in principle, but + * existing userspace depends on EINVAL specifically. + */ + if (!arch_memory_deny_write_exec_supported()) return -EINVAL; current_bits = get_current_mdwe(); |