42 lines
1.1 KiB
Diff
42 lines
1.1 KiB
Diff
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lxc/lxd@a181ed4 [PATCH] seccomp: define __NR_mknod if missing
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lxc/lxd@c655ed5 [PATCH] seccomp: rework missing syscall number definitions
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---
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lxd/seccomp.go | 9 +++++++++
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1 file changed, 9 insertions(+)
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diff --git a/lxd/seccomp.go b/lxd/seccomp.go
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index 0afad7cacc..32397b9729 100644
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--- lxd/seccomp.go
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+++ lxd/seccomp.go
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@@ -109,6 +109,14 @@
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return -EPERM;
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}
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+#ifndef __NR_mknodat
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+ #error missing kernel headers
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+#else
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+ #ifdef __NR_mknod
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+ #define LXD_MUST_CHECK_MKNOD
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+ #endif
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+#endif
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+
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static int seccomp_notify_mknod_set_response(int fd_mem, struct seccomp_notify_proxy_msg *msg,
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char *buf, size_t size,
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mode_t *mode, dev_t *dev,
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@@ -124,6 +132,7 @@ static int seccomp_notify_mknod_set_response(int fd_mem, struct seccomp_notify_p
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resp->val = 0;
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switch (req->data.nr) {
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+#ifdef LXD_MUST_CHECK_MKNOD
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case __NR_mknod:
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resp->error = device_allowed(req->data.args[2], req->data.args[1]);
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if (resp->error) {
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@@ -143,6 +149,7 @@ static int seccomp_notify_mknod_set_response(int fd_mem, struct seccomp_notify_p
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*pid = req->pid;
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break;
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+#endif
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case __NR_mknodat:
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if (req->data.args[0] != AT_FDCWD) {
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errno = EINVAL;
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