disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/isdn/capi/kcapi_proc.c
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@@ -192,37 +192,15 @@
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 // ---------------------------------------------------------------------------
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-static void *capi_driver_start(struct seq_file *seq, loff_t *pos)
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-	__acquires(&capi_drivers_lock)
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+/* /proc/capi/drivers is always empty */
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+static ssize_t empty_read(struct file *file, char __user *buf,
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+			  size_t size, loff_t *off)
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 {
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-	mutex_lock(&capi_drivers_lock);
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-	return seq_list_start(&capi_drivers, *pos);
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-}
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-
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-static void *capi_driver_next(struct seq_file *seq, void *v, loff_t *pos)
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-{
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-	return seq_list_next(v, &capi_drivers, pos);
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-}
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-
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-static void capi_driver_stop(struct seq_file *seq, void *v)
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-	__releases(&capi_drivers_lock)
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-{
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-	mutex_unlock(&capi_drivers_lock);
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-}
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-
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-static int capi_driver_show(struct seq_file *seq, void *v)
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-{
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-	struct capi_driver *drv = list_entry(v, struct capi_driver, list);
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-
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-	seq_printf(seq, "%-32s %s\n", drv->name, drv->revision);
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 	return 0;
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 }
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-static const struct seq_operations seq_capi_driver_ops = {
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-	.start	= capi_driver_start,
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-	.next	= capi_driver_next,
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-	.stop	= capi_driver_stop,
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-	.show	= capi_driver_show,
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+static const struct proc_ops empty_proc_ops = {
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+	.proc_read	= empty_read,
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 };
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 // ---------------------------------------------------------------------------
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@@ -236,10 +214,10 @@
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 	proc_create_seq("capi/contrstats",   0, NULL, &seq_contrstats_ops);
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 	proc_create_seq("capi/applications", 0, NULL, &seq_applications_ops);
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 	proc_create_seq("capi/applstats",    0, NULL, &seq_applstats_ops);
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-	proc_create_seq("capi/driver",       0, NULL, &seq_capi_driver_ops);
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+	proc_create("capi/driver",           0, NULL, &empty_proc_ops);
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 }
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-void __exit
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+void
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 kcapi_proc_exit(void)
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 {
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 	remove_proc_entry("capi/driver",       NULL);