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path: root/drivers/tty/serial/kgdboc.c
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Diffstat (limited to 'drivers/tty/serial/kgdboc.c')
-rw-r--r--drivers/tty/serial/kgdboc.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/tty/serial/kgdboc.c b/drivers/tty/serial/kgdboc.c
index 2b42a01a81c6..3f63d834cbc9 100644
--- a/drivers/tty/serial/kgdboc.c
+++ b/drivers/tty/serial/kgdboc.c
@@ -145,6 +145,8 @@ __setup("kgdboc=", kgdboc_option_setup);
static void cleanup_kgdboc(void)
{
+ if (kgdb_unregister_nmi_console())
+ return;
kgdboc_unregister_kbd();
if (configured == 1)
kgdb_unregister_io_module(&kgdboc_io_ops);
@@ -198,11 +200,18 @@ do_register:
if (err)
goto noconfig;
+ err = kgdb_register_nmi_console();
+ if (err)
+ goto nmi_con_failed;
+
configured = 1;
return 0;
+nmi_con_failed:
+ kgdb_unregister_io_module(&kgdboc_io_ops);
noconfig:
+ kgdboc_unregister_kbd();
config[0] = 0;
configured = 0;
cleanup_kgdboc();