1 files changed, 4 insertions, 1 deletions

diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c
index 41fd965c80c6..b9c830c12b4a 100644
--- a/arch/x86/kernel/early_printk.c
+++ b/arch/x86/kernel/early_printk.c
@@ -206,8 +206,11 @@ static int __init setup_early_printk(char *buf)
 
         while (*buf != '\0') {
                 if (!strncmp(buf, "serial", 6)) {
-                        early_serial_init(buf + 6);
+                        buf += 6;
+                        early_serial_init(buf);
                         early_console_register(&early_serial_console, keep);
+                        if (!strncmp(buf, ",ttyS", 5))
+                                buf += 5;
                 }
                 if (!strncmp(buf, "ttyS", 4)) {
                         early_serial_init(buf + 4);