1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/tty/serial/kgdboc.c b/drivers/tty/serial/kgdboc.c
index 25a8bc565f40..87e7e6c876d4 100644
--- a/drivers/tty/serial/kgdboc.c
+++ b/drivers/tty/serial/kgdboc.c
@@ -131,7 +131,7 @@ static void kgdboc_unregister_kbd(void)
 
 static int kgdboc_option_setup(char *opt)
 {
-        if (strlen(opt) > MAX_CONFIG_LEN) {
+        if (strlen(opt) >= MAX_CONFIG_LEN) {
                 printk(KERN_ERR "kgdboc: config string too long\n");
                 return -ENOSPC;
         }