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hugetlbfs: return error code when initializing module
Return an errno upon failure to create inode kmem cache, and unregister the FS upon failure to mount. [akpm@linux-foundation.org: remove unneeded test of `error'] Signed-off-by: Hillf Danton <dhillf@gmail.com> Acked-by: David Rientjes <rientjes@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -1021,6 +1021,7 @@ static int __init init_hugetlbfs_fs(void)
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if (error)
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return error;
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error = -ENOMEM;
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hugetlbfs_inode_cachep = kmem_cache_create("hugetlbfs_inode_cache",
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sizeof(struct hugetlbfs_inode_info),
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0, 0, init_once);
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@ -1039,10 +1040,10 @@ static int __init init_hugetlbfs_fs(void)
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}
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error = PTR_ERR(vfsmount);
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unregister_filesystem(&hugetlbfs_fs_type);
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out:
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if (error)
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kmem_cache_destroy(hugetlbfs_inode_cachep);
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kmem_cache_destroy(hugetlbfs_inode_cachep);
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out2:
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bdi_destroy(&hugetlbfs_backing_dev_info);
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return error;
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