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Fixes for kthreads

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- Properly handle return value when allocation fails for the preferred
   affinity.
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Merge tag 'kthreads-fixes-2025-02-04' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks

Pull kthreads fix from Frederic Weisbecker:

 - Properly handle return value when allocation fails for the preferred
   affinity

* tag 'kthreads-fixes-2025-02-04' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks:
  kthread: Fix return value on kzalloc() failure in kthread_affine_preferred()
This commit is contained in:
Linus Torvalds 2025-02-04 11:01:48 -08:00
commit 5c8c229261
1 changed files with 2 additions and 2 deletions
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4
kernel/kthread.c
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@ -859,7 +859,7 @@ int kthread_affine_preferred(struct task_struct *p, const struct cpumask *mask)
struct kthread *kthread = to_kthread(p);
cpumask_var_t affinity;
unsigned long flags;
int ret;
int ret = 0;
if (!wait_task_inactive(p, TASK_UNINTERRUPTIBLE) || kthread->started) {
WARN_ON(1);
@ -892,7 +892,7 @@ int kthread_affine_preferred(struct task_struct *p, const struct cpumask *mask)
out:
free_cpumask_var(affinity);
return 0;
return ret;
}
/*