Revert "kgdboc,tty: Fix tty polling search to use name correctly"

This reverts commit 8a89d640448c261c248594511c72db0569725058.

Conflicts:

	drivers/char/tty_io.c

1 files changed, 2 insertions, 12 deletions

diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index 2c7263e26c8e..52b0057b7116 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -294,23 +294,13 @@ struct tty_driver *tty_find_polling_driver(char *name, int *line)
 {
 	struct tty_driver *p, *res = NULL;
 	int tty_line = 0;
-	int len;
 	char *str;
 
-	for (str = name; *str; str++)
-		if ((*str >= '0' && *str <= '9') || *str == ',')
-			break;
-	if (!*str)
-		return NULL;
-
-	len = str - name;
-	tty_line = strict_strtoul(str, &str, 10);
-
 	mutex_lock(&tty_mutex);
 	/* Search through the tty devices to look for a match */
 	list_for_each_entry(p, &tty_drivers, tty_drivers) {
-		if (strncmp(name, p->name, len) != 0)
-			continue;
+		str = name + strlen(p->name);
+		tty_line = simple_strtoul(str, &str, 10);
 		if (*str == ',')
 			str++;
 		if (*str == '\0')