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authorThomas Gleixner <tglx@linutronix.de>2018-05-04 09:40:03 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-05-22 16:58:01 +0200
commitc71def81cd07e1bd74da468ae6abe1ce62e3157b (patch)
treebcd1e42b928efc6ffa3463a26572152579d58dee /kernel
parent036608d62a838aeb63cae0adaf8ac773cb53148c (diff)
seccomp: Use PR_SPEC_FORCE_DISABLE
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: David Woodhouse <dwmw@amazon.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/seccomp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/seccomp.c b/kernel/seccomp.c
index 1d3078b45a70..a0bd6ea1ff90 100644
--- a/kernel/seccomp.c
+++ b/kernel/seccomp.c
@@ -226,7 +226,7 @@ static inline void spec_mitigate(struct task_struct *task,
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(struct task_struct *task,