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authorJens Axboe <axboe@kernel.dk>2024-09-17 08:32:53 -0600
committerJens Axboe <axboe@kernel.dk>2024-09-17 08:32:53 -0600
commit42b16d3ac371a2fac9b6f08fd75f23f34ba3955a (patch)
treed15a2fe1f7441361b972bc787af5122adc3fcb71 /kernel/time/ntp.c
parent4208c562a27899212e8046080555e0f204e0579a (diff)
parent98f7e32f20d28ec452afb208f9cffc08448a2652 (diff)
Merge tag 'v6.11' into for-6.12/block
Merge in 6.11 final to get the fix for preventing deadlocks on an elevator switch, as there's a fixup for that patch. * tag 'v6.11': (1788 commits) Linux 6.11 Revert "KVM: VMX: Always honor guest PAT on CPUs that support self-snoop" pinctrl: pinctrl-cy8c95x0: Fix regcache cifs: Fix signature miscalculation mm: avoid leaving partial pfn mappings around in error case drm/xe/client: add missing bo locking in show_meminfo() drm/xe/client: fix deadlock in show_meminfo() drm/xe/oa: Enable Xe2+ PES disaggregation drm/xe/display: fix compat IS_DISPLAY_STEP() range end drm/xe: Fix access_ok check in user_fence_create drm/xe: Fix possible UAF in guc_exec_queue_process_msg drm/xe: Remove fence check from send_tlb_invalidation drm/xe/gt: Remove double include net: netfilter: move nf flowtable bpf initialization in nf_flow_table_module_init() PCI: Fix potential deadlock in pcim_intx() workqueue: Clear worker->pool in the worker thread context net: tighten bad gso csum offset check in virtio_net_hdr netlink: specs: mptcp: fix port endianness net: dpaa: Pad packets to ETH_ZLEN mptcp: pm: Fix uaf in __timer_delete_sync ...
Diffstat (limited to 'kernel/time/ntp.c')
-rw-r--r--kernel/time/ntp.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/kernel/time/ntp.c b/kernel/time/ntp.c
index 406dccb79c2b..8d2dd214ec68 100644
--- a/kernel/time/ntp.c
+++ b/kernel/time/ntp.c
@@ -727,17 +727,16 @@ static inline void process_adjtimex_modes(const struct __kernel_timex *txc,
}
if (txc->modes & ADJ_MAXERROR)
- time_maxerror = txc->maxerror;
+ time_maxerror = clamp(txc->maxerror, 0, NTP_PHASE_LIMIT);
if (txc->modes & ADJ_ESTERROR)
- time_esterror = txc->esterror;
+ time_esterror = clamp(txc->esterror, 0, NTP_PHASE_LIMIT);
if (txc->modes & ADJ_TIMECONST) {
- time_constant = txc->constant;
+ time_constant = clamp(txc->constant, 0, MAXTC);
if (!(time_status & STA_NANO))
time_constant += 4;
- time_constant = min(time_constant, (long)MAXTC);
- time_constant = max(time_constant, 0l);
+ time_constant = clamp(time_constant, 0, MAXTC);
}
if (txc->modes & ADJ_TAI &&