kgdboc,kgdbts: strlen() doesn't count the terminator

This is an off by one because strlen() doesn't count the null
terminator.  We strcpy() these strings into an array of size
MAX_CONFIG_LEN.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Jason Wessel <jason.wessel@windriver.com>

diff --git a/drivers/misc/kgdbts.c b/drivers/misc/kgdbts.c
index 59c118c..27dc463 100644 (file)
--- a/drivers/misc/kgdbts.c
+++ b/drivers/misc/kgdbts.c
@@ -988,7 +988,7 @@ static void kgdbts_run_tests(void)
 
 static int kgdbts_option_setup(char *opt)
 {
-       if (strlen(opt) > MAX_CONFIG_LEN) {
+       if (strlen(opt) >= MAX_CONFIG_LEN) {
                printk(KERN_ERR "kgdbts: config string too long\n");
                return -ENOSPC;
        }

diff --git a/drivers/tty/serial/kgdboc.c b/drivers/tty/serial/kgdboc.c
index 25a8bc5..87e7e6c 100644 (file)
--- 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;
        }