linux-kernel - Re: [patch 1/3] VT: Add height parameter to con_font

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Date:   Tue, 6 Dec 2022 21:39:47 +0100
From:   Samuel Thibault <samuel.thibault@...-lyon.org>
To:     Jiri Slaby <jirislaby@...nel.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        kbd@...ts.altlinux.org, linux-kernel@...r.kernel.org
Subject: Re: [patch 1/3] VT: Add height parameter to con_font_get/set consw
 operations

Jiri Slaby, le mar. 06 déc. 2022 07:40:30 +0100, a ecrit:
> On 05. 12. 22, 1:07, Samuel Thibault wrote:
> > --- linux-6.0.orig/drivers/usb/misc/sisusbvga/sisusb_con.c
> > +++ linux-6.0/drivers/usb/misc/sisusbvga/sisusb_con.c
> ...
> > @@ -1268,7 +1271,7 @@ sisusbcon_font_get(struct vc_data *c, st
> >   	}
> >   	/* Copy 256 chars only, like vgacon */
> > -	memcpy(font->data, sisusb->font_backup, 256 * 32);
> > +	memcpy(font->data, sisusb->font_backup, 256 * height);
> 
> Have you tested this?

Ah, no, I had assumed that this was for a specific arch. But actually I
wasn't getting it because it depends on BROKEN.

> What does this 'height' refer to?

It was meant to be vpitch actually, I will fix it.

Samuel