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| author | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2020-03-30 13:31:37 +0200 |
|---|---|---|
| committer | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2020-03-30 13:31:37 +0200 |
| commit | ba15533275dd70238b523417d222d43fb40dac9d (patch) | |
| tree | e97f6b804994d20ce476dc5a123fc074799e9584 /drivers/video/console | |
| parent | MIPS: ralink: mt7621: Fix soc_device introduction (diff) | |
| parent | Linux 5.6 (diff) | |
| download | linux-ba15533275dd70238b523417d222d43fb40dac9d.tar.xz linux-ba15533275dd70238b523417d222d43fb40dac9d.zip | |
Merge tag 'v5.6' into mips-next
Linux 5.6
Diffstat (limited to 'drivers/video/console')
| -rw-r--r-- | drivers/video/console/vgacon.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c index de7b8382aba9..998b0de1812f 100644 --- a/drivers/video/console/vgacon.c +++ b/drivers/video/console/vgacon.c @@ -1316,6 +1316,9 @@ static int vgacon_font_get(struct vc_data *c, struct console_font *font) static int vgacon_resize(struct vc_data *c, unsigned int width, unsigned int height, unsigned int user) { + if ((width << 1) * height > vga_vram_size) + return -EINVAL; + if (width % 2 || width > screen_info.orig_video_cols || height > (screen_info.orig_video_lines * vga_default_font_height)/ c->vc_font.height) |