diff options
author | 2024-01-22 12:03:40 +0100 | |
---|---|---|
committer | 2024-01-27 18:08:54 -0800 | |
commit | bfd7de49d7444ce46a48e92ce7cb11266ce79905 (patch) | |
tree | e3038953eb00832fa40da36f1b3723ffc8f2aba1 /drivers/video/fbdev/core | |
parent | tty: vt: sanitize consw::con_putc() parameters (diff) | |
download | linux-bfd7de49d7444ce46a48e92ce7cb11266ce79905.tar.gz linux-bfd7de49d7444ce46a48e92ce7cb11266ce79905.tar.bz2 linux-bfd7de49d7444ce46a48e92ce7cb11266ce79905.zip |
tty: vt: sanitize consw::con_putcs() parameters
Similar to con_putc() in the previous patch:
* make the pointer to charattr a pointer to u16, and
* make x, y, and count unsigned as they are strictly non-negative.
And again, document that hook.
Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Tested-by: Helge Deller <deller@gmx.de> # parisc STI console
Link: https://lore.kernel.org/r/20240122110401.7289-27-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/video/fbdev/core')
-rw-r--r-- | drivers/video/fbdev/core/fbcon.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c index 38de0f8723aa..7a7b2ac0d7a9 100644 --- a/drivers/video/fbdev/core/fbcon.c +++ b/drivers/video/fbdev/core/fbcon.c @@ -1279,8 +1279,8 @@ static void fbcon_clear(struct vc_data *vc, unsigned int sy, unsigned int sx, __fbcon_clear(vc, sy, sx, 1, width); } -static void fbcon_putcs(struct vc_data *vc, const unsigned short *s, - int count, int ypos, int xpos) +static void fbcon_putcs(struct vc_data *vc, const u16 *s, unsigned int count, + unsigned int ypos, unsigned int xpos) { struct fb_info *info = fbcon_info_from_console(vc->vc_num); struct fbcon_display *p = &fb_display[vc->vc_num]; |