mtd: nandsim: fix free of NULL pointer

If allocating ns->nand_pages_slab fails, do not try to destroy it when
cleaning up nandsim resources.

Signed-off-by: Sheng Yong <shengyong1@huawei.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
shengyong 2015-06-25 02:23:13 +00:00 committed by Brian Norris
parent 83dcf400be
commit ec7478fa17

View file

@ -649,7 +649,8 @@ static void free_device(struct nandsim *ns)
kmem_cache_free(ns->nand_pages_slab,
ns->pages[i].byte);
}
kmem_cache_destroy(ns->nand_pages_slab);
if (ns->nand_pages_slab)
kmem_cache_destroy(ns->nand_pages_slab);
vfree(ns->pages);
}
}