diff options
Diffstat (limited to 'kernel/padata.c')
| -rw-r--r-- | kernel/padata.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/padata.c b/kernel/padata.c index 62082597d4a2..a6afa12fb75e 100644 --- a/kernel/padata.c +++ b/kernel/padata.c @@ -1038,12 +1038,13 @@ EXPORT_SYMBOL(padata_alloc_shell); */ void padata_free_shell(struct padata_shell *ps) { - struct padata_instance *pinst = ps->pinst; + if (!ps) + return; - mutex_lock(&pinst->lock); + mutex_lock(&ps->pinst->lock); list_del(&ps->list); padata_free_pd(rcu_dereference_protected(ps->pd, 1)); - mutex_unlock(&pinst->lock); + mutex_unlock(&ps->pinst->lock); kfree(ps); } |