Check if a console is enabled prior to invoking corresponding write handler.
Suggested-by: Sergey Senozhatsky <[email protected]> Signed-off-by: Sumit Garg <[email protected]> Reviewed-by: Daniel Thompson <[email protected]> Reviewed-by: Douglas Anderson <[email protected]> --- kernel/debug/kdb/kdb_io.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/debug/kdb/kdb_io.c b/kernel/debug/kdb/kdb_io.c index 2d42a02..58b7d25 100644 --- a/kernel/debug/kdb/kdb_io.c +++ b/kernel/debug/kdb/kdb_io.c @@ -560,6 +560,8 @@ static void kdb_msg_write(const char *msg, int msg_len) } for_each_console(c) { + if (!(c->flags & CON_ENABLED)) + continue; c->write(c, msg, msg_len); touch_nmi_watchdog(); } -- 2.7.4 _______________________________________________ Kgdb-bugreport mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/kgdb-bugreport
