kgdb: fix kgdboc dynamic module configuration

Fix the run time configuration of kgdboc such that it does not default
to 9600 baud if you use the "echo" command to configure the sysfs
module paramater.

Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Jason Wessel 2008-02-15 14:55:52 -06:00 committed by Ingo Molnar
parent 6cdf6e06d7
commit c191e5ad6b

View file

@ -106,7 +106,9 @@ static void kgdboc_put_char(u8 chr)
static int param_set_kgdboc_var(const char *kmessage, struct kernel_param *kp)
{
if (strlen(kmessage) >= MAX_CONFIG_LEN) {
int len = strlen(kmessage);
if (len >= MAX_CONFIG_LEN) {
printk(KERN_ERR "kgdboc: config string too long\n");
return -ENOSPC;
}
@ -125,6 +127,9 @@ static int param_set_kgdboc_var(const char *kmessage, struct kernel_param *kp)
}
strcpy(config, kmessage);
/* Chop out \n char as a result of echo */
if (config[len - 1] == '\n')
config[len - 1] = '\0';
if (configured == 1)
cleanup_kgdboc();