tizen: Use unique directory prefix for baselibs packages

[platform/kernel/linux-rpi.git] / kernel / padata.c

diff --git a/kernel/padata.c b/kernel/padata.c
index 222d601..179fb15 100644 (file)
--- a/kernel/padata.c
+++ b/kernel/padata.c
@@ -202,7 +202,7 @@ int padata_do_parallel(struct padata_shell *ps,
                *cb_cpu = cpu;
        }
 
-       err =  -EBUSY;
+       err = -EBUSY;
        if ((pinst->flags & PADATA_RESET))
                goto out;
 
@@ -1102,12 +1102,16 @@ EXPORT_SYMBOL(padata_alloc_shell);
  */
 void padata_free_shell(struct padata_shell *ps)
 {
+       struct parallel_data *pd;
+
        if (!ps)
                return;
 
        mutex_lock(&ps->pinst->lock);
        list_del(&ps->list);
-       padata_free_pd(rcu_dereference_protected(ps->pd, 1));
+       pd = rcu_dereference_protected(ps->pd, 1);
+       if (refcount_dec_and_test(&pd->refcnt))
+               padata_free_pd(pd);
        mutex_unlock(&ps->pinst->lock);
 
        kfree(ps);