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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-04-23 13:27:43 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-04-23 13:27:43 +0200 |
| commit | e5019b14230a0bc1f6641c9850ae39cfe76ad2aa (patch) | |
| tree | e3ff6870ee176d6dd1944d58a478f5db0a2fdba7 /kernel/sys.c | |
| parent | 66bc1a173328dec3e37c203a999f2a2914c96b56 (diff) | |
| parent | ed30a4a51bb196781c8058073ea720133a65596f (diff) | |
Merge 6.9-rc5 into driver-core-next
We want the kernfs fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/sys.c')
| -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 f8e543f1e38a..8bb106a56b3a 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(); |