1 files changed, 18 insertions, 34 deletions

diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index 26f899809539..dda959221086 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -2017,24 +2017,6 @@ int add_preferred_console(char *name, int idx, char *options)
 	return __add_preferred_console(name, idx, options, NULL);
 }
 
-int update_console_cmdline(char *name, int idx, char *name_new, int idx_new, char *options)
-{
-	struct console_cmdline *c;
-	int i;
-
-	for (i = 0, c = console_cmdline;
-	     i < MAX_CMDLINECONSOLES && c->name[0];
-	     i++, c++)
-		if (strcmp(c->name, name) == 0 && c->index == idx) {
-			strlcpy(c->name, name_new, sizeof(c->name));
-			c->options = options;
-			c->index = idx_new;
-			return i;
-		}
-	/* not found */
-	return -1;
-}
-
 bool console_suspend_enabled = true;
 EXPORT_SYMBOL(console_suspend_enabled);
 
@@ -2436,9 +2418,6 @@ void register_console(struct console *newcon)
 	if (preferred_console < 0 || bcon || !console_drivers)
 		preferred_console = selected_console;
 
-	if (newcon->early_setup)
-		newcon->early_setup();
-
 	/*
 	 *	See if we want to use this console driver. If we
 	 *	didn't select a console we take the first one
@@ -2464,21 +2443,26 @@ void register_console(struct console *newcon)
 	for (i = 0, c = console_cmdline;
 	     i < MAX_CMDLINECONSOLES && c->name[0];
 	     i++, c++) {
-		BUILD_BUG_ON(sizeof(c->name) != sizeof(newcon->name));
-		if (strcmp(c->name, newcon->name) != 0)
-			continue;
-		if (newcon->index >= 0 &&
-		    newcon->index != c->index)
-			continue;
-		if (newcon->index < 0)
-			newcon->index = c->index;
+		if (!newcon->match ||
+		    newcon->match(newcon, c->name, c->index, c->options) != 0) {
+			/* default matching */
+			BUILD_BUG_ON(sizeof(c->name) != sizeof(newcon->name));
+			if (strcmp(c->name, newcon->name) != 0)
+				continue;
+			if (newcon->index >= 0 &&
+			    newcon->index != c->index)
+				continue;
+			if (newcon->index < 0)
+				newcon->index = c->index;
 
-		if (_braille_register_console(newcon, c))
-			return;
+			if (_braille_register_console(newcon, c))
+				return;
+
+			if (newcon->setup &&
+			    newcon->setup(newcon, c->options) != 0)
+				break;
+		}
 
-		if (newcon->setup &&
-		    newcon->setup(newcon, console_cmdline[i].options) != 0)
-			break;
 		newcon->flags |= CON_ENABLED;
 		if (i == selected_console) {
 			newcon->flags |= CON_CONSDEV;