| From | Ben Hutchings <> | Date | Sat, 29 Sep 2018 22:43:07 +0100 | Subject | [PATCH 3.16 021/131] seccomp: Use PR_SPEC_FORCE_DISABLE |
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3.16.59-rc1 review patch. If anyone has any objections, please let me know.
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From: Thomas Gleixner <tglx@linutronix.de>
commit b849a812f7eb92e96d1c8239b06581b2cfd8b275 upstream.
Use PR_SPEC_FORCE_DISABLE in seccomp() because seccomp does not allow to widen restrictions.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ben Hutchings <ben@decadent.org.uk> --- kernel/seccomp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/kernel/seccomp.c +++ b/kernel/seccomp.c @@ -217,7 +217,7 @@ static inline void spec_mitigate(struct int state = arch_prctl_spec_ctrl_get(task, which); if (state > 0 && (state & PR_SPEC_PRCTL)) - arch_prctl_spec_ctrl_set(task, which, PR_SPEC_DISABLE); + arch_prctl_spec_ctrl_set(task, which, PR_SPEC_FORCE_DISABLE); } static inline void seccomp_assign_mode(unsigned long seccomp_mode)
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