add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/macintosh/ans-lcd.c
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@@ -64,7 +64,7 @@
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 	printk(KERN_DEBUG "LCD: write\n");
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 #endif
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-	if (!access_ok(VERIFY_READ, buf, count))
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+	if (!access_ok(buf, count))
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 		return -EFAULT;
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 	mutex_lock(&anslcd_mutex);
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@@ -142,12 +142,13 @@
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 };
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 static struct miscdevice anslcd_dev = {
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-	ANSLCD_MINOR,
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+	LCD_MINOR,
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 	"anslcd",
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 	&anslcd_fops
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 };
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-const char anslcd_logo[] =	"********************"  /* Line #1 */
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+static const char anslcd_logo[] __initconst =
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+				"********************"  /* Line #1 */
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 				"*      LINUX!      *"  /* Line #3 */
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 				"*    Welcome to    *"  /* Line #2 */
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 				"********************"; /* Line #4 */
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@@ -160,7 +161,7 @@
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 	struct device_node* node;
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 	node = of_find_node_by_name(NULL, "lcd");
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-	if (!node || !node->parent || strcmp(node->parent->name, "gc")) {
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+	if (!node || !of_node_name_eq(node->parent, "gc")) {
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 		of_node_put(node);
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 		return -ENODEV;
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 	}