register_shrinker call is made in ashmem_init, it may return error code,
so we need to check it.
Signed-off-by: Xiongwei Song <sxwjean@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
goto out_free2;
}
- register_shrinker(&ashmem_shrinker);
+ ret = register_shrinker(&ashmem_shrinker);
+ if (ret) {
+ pr_err("failed to register shrinker!\n");
+ goto out_demisc;
+ }
pr_info("initialized\n");
return 0;
+out_demisc:
+ misc_deregister(&ashmem_misc);
out_free2:
kmem_cache_destroy(ashmem_range_cachep);
out_free1: