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slub: Correct the error code when slab_kset is NULL
The -ENOSYS is inproper when kset_create_and_add call returns a NULL pointer, the failure more likely is because lacking memory, hence returning -ENOMEM is better. Signed-off-by: Xiongwei Song <xiongwei.song@windriver.com> Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
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@ -6224,7 +6224,7 @@ static int __init slab_sysfs_init(void)
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if (!slab_kset) {
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mutex_unlock(&slab_mutex);
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pr_err("Cannot register slab subsystem.\n");
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return -ENOSYS;
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return -ENOMEM;
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}
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slab_state = FULL;
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