Edward Adam Davis fc702e7df4 vt: move vc_saved_screen to within tty allocated judgment ...

Everything starts with the assumption that a tty has been allocated.
Therefore, Move it to within the tty allocation check.

Fixes: 23743ba647 ("vt: add support for smput/rmput escape codes")
Reported-by: syzbot+f6cb41c144427dc0796a@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=f6cb41c144427dc0796a
Tested-by: syzbot+f6cb41c144427dc0796a@syzkaller.appspotmail.com
Signed-off-by: Edward Adam Davis <eadavis@qq.com>
Reviewed-by: Jiri Slaby <jirislaby@kernel.org>
Link: https://lore.kernel.org/r/tencent_CAD45DB31906CF890DBB25AB0DED12205D07@qq.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2025-09-12 15:58:41 +02:00

..

.gitignore

vt: create ucs_fallback_table.h_shipped with gen_ucs_fallback_table.py

2025-05-21 13:39:45 +02:00

conmakehash.c

tty: vt: conmakehash: remove non-portable code printing comment header

2024-08-13 11:06:29 +02:00

consolemap.c

tty/vt: use guard()s

2025-08-17 12:46:26 +02:00

cp437.uni

tty: fix up a few remaining files without SPDX identifiers

2019-04-04 18:48:43 +02:00

defkeymap.c_shipped

vt: defkeymap: Map keycodes above 127 to K_HOLE

2025-07-22 18:53:56 +02:00

defkeymap.map

tty: fix up a few remaining files without SPDX identifiers

2019-04-04 18:48:43 +02:00

gen_ucs_fallback_table.py

vt: process the full-width ASCII fallback range programmatically

2025-05-21 13:39:45 +02:00

gen_ucs_recompose_table.py

vt: move UCS tables to the "shipped" form

2025-04-26 11:22:04 +02:00

gen_ucs_width_table.py

vt: move UCS tables to the "shipped" form

2025-04-26 11:22:04 +02:00

keyboard.c

vt: keyboard: Don't process Unicode characters in K_OFF mode

2025-07-22 18:53:50 +02:00

Makefile

vt: add ucs_get_fallback()

2025-05-21 13:39:45 +02:00

selection.c

tty/vt: use guard()s

2025-08-17 12:46:26 +02:00

ucs_fallback_table.h_shipped

vt: process the full-width ASCII fallback range programmatically

2025-05-21 13:39:45 +02:00

ucs_recompose_table.h_shipped

vt: move UCS tables to the "shipped" form

2025-04-26 11:22:04 +02:00

ucs_width_table.h_shipped

vt: move UCS tables to the "shipped" form

2025-04-26 11:22:04 +02:00

ucs.c

vt: fix kernel-doc warnings in ucs_get_fallback()

2025-06-19 13:27:36 +02:00

vc_screen.c

tty/vt: use guard()s

2025-08-17 12:46:26 +02:00

vt_ioctl.c

tty/vt: Add missing return value for VT_RESIZE in vt_ioctl()

2025-09-06 15:49:55 +02:00

vt.c

vt: move vc_saved_screen to within tty allocated judgment

2025-09-12 15:58:41 +02:00