change wifi driver to cypress

hc

2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390

 kernel/arch/s390/hypfs/hypfs_dbfs.c
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@@ -78,14 +78,11 @@
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 	.unlocked_ioctl = dbfs_ioctl,
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 };
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-int hypfs_dbfs_create_file(struct hypfs_dbfs_file *df)
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+void hypfs_dbfs_create_file(struct hypfs_dbfs_file *df)
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 {
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 	df->dentry = debugfs_create_file(df->name, 0400, dbfs_dir, df,
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 					 &dbfs_ops);
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-	if (IS_ERR(df->dentry))
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-		return PTR_ERR(df->dentry);
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 	mutex_init(&df->lock);
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-	return 0;
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 }
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 void hypfs_dbfs_remove_file(struct hypfs_dbfs_file *df)
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@@ -93,10 +90,9 @@
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 	debugfs_remove(df->dentry);
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 }
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-int hypfs_dbfs_init(void)
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+void hypfs_dbfs_init(void)
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 {
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 	dbfs_dir = debugfs_create_dir("s390_hypfs", NULL);
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-	return PTR_ERR_OR_ZERO(dbfs_dir);
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 }
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 void hypfs_dbfs_exit(void)