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Re: [PATCH 2/5] font: Assign null_font to unknown_glyph
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From: |
Daniel Kiper |
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Subject: |
Re: [PATCH 2/5] font: Assign null_font to unknown_glyph |
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Date: |
Tue, 13 Dec 2022 18:17:20 +0100 |
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User-agent: |
NeoMutt/20170113 (1.7.2) |
On Mon, Dec 05, 2022 at 07:29:37PM +0800, Zhang Boyang wrote:
> Like glyphs in ascii_font_glyph[], assign null_font to
> unknown_glyph->font in order to prevent grub_font_get_*() from
> dereferencing NULL pointer.
>
> Signed-off-by: Zhang Boyang <zhangboyang.id@gmail.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
Daniel
- [PATCH 0/5] Font fixes and preliminary HiDPI support, Zhang Boyang, 2022/12/05
- [PATCH 1/5] font: Check return value of grub_malloc() in ascii_glyph_lookup(), Zhang Boyang, 2022/12/05
- [PATCH 2/5] font: Assign null_font to unknown_glyph, Zhang Boyang, 2022/12/05
- Re: [PATCH 2/5] font: Assign null_font to unknown_glyph,
Daniel Kiper <=
- [PATCH 3/5] font: Reject fonts with negative max_char_width or max_char_height, Zhang Boyang, 2022/12/05
- [PATCH 4/5] font: Add font scaling feature to grub_font_draw_glyph(), Zhang Boyang, 2022/12/05
- [PATCH 5/5] term/gfxterm: Preliminary HiDPI support, Zhang Boyang, 2022/12/05