| commit | 0c09b2ac35ff7c5f280e5cf8142ad0822f1c93b3 | |
| author | Alan Jenkins <alan-jenkins@tuffmail.co.uk> | |
| Wed, 18 Nov 2009 08:40:48 +0000 (18 00:40 -0800) | ||
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | |
| Fri, 20 Nov 2009 08:52:14 +0000 (20 00:52 -0800) | ||
| tree | 91e207b9032e75988613f75fed949c43f60b3c21 | treesnapshot (tar.gz zip) |
| parent | 71bb21b677e89a2b438b804231f92b779beda5d7 | commitdiff |
Input: keyboard - fix theoretical race on vt switch
A VT switch can theoretically change fg_console between
vc = vc_cons[fg_console].d
and
kbd = kbd_table + fg_console
Fix it by replacing the second fg_console with vc->vc_num.
Signed-off-by: Alan Jenkins <alan-jenkins@tuffmail.co.uk>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
A VT switch can theoretically change fg_console between
vc = vc_cons[fg_console].d
and
kbd = kbd_table + fg_console
Fix it by replacing the second fg_console with vc->vc_num.
Signed-off-by: Alan Jenkins <alan-jenkins@tuffmail.co.uk>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
| drivers/char/keyboard.c | diffblobblamehistory |