vmalloc: fix use of non-existent percpu variable in put_cpu_var()

vmalloc used non-existent percpu variable vmap_cpu_blocks instead of
the intended vmap_block_queue.  This went unnoticed because
put_cpu_var() didn't evaluate the parameter.  Fix it.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Nick Piggin <npiggin@suse.de>

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 69511e6..b65cfe4 100644 (file)
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -760,7 +760,7 @@ static struct vmap_block *new_vmap_block(gfp_t gfp_mask)
        spin_lock(&vbq->lock);
        list_add(&vb->free_list, &vbq->free);
        spin_unlock(&vbq->lock);
-       put_cpu_var(vmap_cpu_blocks);
+       put_cpu_var(vmap_block_queue);
 
        return vb;
 }
@@ -825,7 +825,7 @@ again:
                }
                spin_unlock(&vb->lock);
        }
-       put_cpu_var(vmap_cpu_blocks);
+       put_cpu_var(vmap_block_queue);
        rcu_read_unlock();
 
        if (!addr) {