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- Fix potential bad container_of() in intel_pmu_hw_config()

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(Ian Rogers)
 
 Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'perf-urgent-2026-04-05' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull perf fix from Ingo Molnar:

 - Fix potential bad container_of() in intel_pmu_hw_config() (Ian
   Rogers)

* tag 'perf-urgent-2026-04-05' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  perf/x86: Fix potential bad container_of in intel_pmu_hw_config
This commit is contained in:
Linus Torvalds 2026-04-05 13:43:26 -07:00
commit 7bba6c8622
1 changed files with 4 additions and 2 deletions
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6
arch/x86/events/intel/core.c
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@ -4855,8 +4855,10 @@ static int intel_pmu_hw_config(struct perf_event *event)
intel_pmu_set_acr_caused_constr(leader, idx++, cause_mask);
if (leader->nr_siblings) {
for_each_sibling_event(sibling, leader)
intel_pmu_set_acr_caused_constr(sibling, idx++, cause_mask);
for_each_sibling_event(sibling, leader) {
if (is_x86_event(sibling))
intel_pmu_set_acr_caused_constr(sibling, idx++, cause_mask);
}
}
if (leader != event)