Tetsuo Handa 3c3bfb8586 fbdev: fbcon: release buffer when fbcon_do_set_font() failed ...

syzbot is reporting memory leak at fbcon_do_set_font() [1], for
commit a5a923038d ("fbdev: fbcon: Properly revert changes when
vc_resize() failed") missed that the buffer might be newly allocated
by fbcon_set_font().

Link: https://syzkaller.appspot.com/bug?extid=25bdb7b1703639abd498 [1]
Reported-by: syzbot <syzbot+25bdb7b1703639abd498@syzkaller.appspotmail.com>
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Tested-by: syzbot <syzbot+25bdb7b1703639abd498@syzkaller.appspotmail.com>
Fixes: a5a923038d ("fbdev: fbcon: Properly revert changes when vc_resize() failed")
CC: stable@vger.kernel.org # 5.15+
Signed-off-by: Helge Deller <deller@gmx.de>

2022-12-14 20:01:51 +01:00

..

bitblit.c

Revert "fbdev: Garbage collect fbdev scrolling acceleration, part 1 (from TODO list)"

2022-02-02 15:14:56 +01:00

cfbcopyarea.c

framebuffer: fix screen corruption when copying

2014-09-30 13:39:50 +03:00

cfbfillrect.c

…

cfbimgblt.c

fbdev: Fix cfb_imageblit() for arbitrary image widths

2022-03-25 09:55:54 +10:00

fb_cmdline.c

video/fbdev: refactor video= cmdline parsing

2019-02-08 19:24:47 +01:00

fb_ddc.c

fb_ddc: Allow I2C adapters without SCL read capability

2015-09-30 10:46:55 +03:00

fb_defio.c

Revert "drm/fb-helper: Schedule deferred-I/O worker after writing to framebuffer"

2022-11-23 09:11:00 +01:00

fb_draw.h

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

fb_notify.c

video: fbdev: core: Fix kernel-doc warnings in fbmon + fb_notify

2020-12-08 18:31:56 +01:00

fb_sys_fops.c

…

fbcmap.c

fbdev: zero-fill colormap in fbcmap.c

2021-04-10 11:12:08 +02:00

fbcon_ccw.c

fbcon: Add option to enable legacy hardware acceleration

2022-02-02 15:16:26 +01:00

fbcon_cw.c

fbcon: Add option to enable legacy hardware acceleration

2022-02-02 15:16:26 +01:00

fbcon_rotate.c

fbcon: Drop EXPORT_SYMBOL

2020-11-17 11:00:43 +01:00

fbcon_rotate.h

fbcon: Add option to enable legacy hardware acceleration

2022-02-02 15:16:26 +01:00

fbcon_ud.c

fbcon: Add option to enable legacy hardware acceleration

2022-02-02 15:16:26 +01:00

fbcon.c

fbdev: fbcon: release buffer when fbcon_do_set_font() failed

2022-12-14 20:01:51 +01:00

fbcon.h

fbcon: Replace FBCON_FLAGS_INIT with a boolean

2022-04-07 16:52:13 +02:00

fbcvt.c

video: fbdev: fbcvt.c: fix printing in fb_cvt_print_name()

2022-01-30 21:19:22 +01:00

fbmem.c

fbdev: Add support for the nomodeset kernel parameter

2022-11-16 13:26:25 +01:00

fbmon.c

video: fbdev: core: Fix kernel-doc warnings in fbmon + fb_notify

2020-12-08 18:31:56 +01:00

fbsysfs.c

fbdev: fbcon: Destroy mutex on freeing struct fb_info

2022-08-24 21:47:08 +02:00

Makefile

fbdev: remove object duplication in Makefile

2020-01-15 17:31:52 +01:00

modedb.c

fbdev: Ditch fb_edid_add_monspecs

2019-07-23 14:17:22 +02:00

softcursor.c

fbcon: Drop EXPORT_SYMBOL

2020-11-17 11:00:43 +01:00

svgalib.c

…

syscopyarea.c

video: fbdev: fix sys_copyarea

2015-01-30 09:46:59 +02:00

sysfillrect.c

fbdev: Improve performance of sys_fillrect()

2022-03-02 20:20:34 +01:00

sysimgblt.c

fbdev: Fix sys_imageblit() for arbitrary image widths

2022-03-25 09:55:52 +10:00

tileblit.c

Revert "fbdev: Garbage collect fbdev scrolling acceleration, part 1 (from TODO list)"

2022-02-02 15:14:56 +01:00