Re: [PATCH] fbdev: au1200fb: Fix potential divide by zero

2023-03-15 Thread Wei Chen
To "Wei Chen" ; del...@gmx.de Cc linux-fb...@vger.kernel.org; linux-ker...@vger.kernel.org; dri-devel@lists.freedesktop.org Date 2023/3/15 18:25:52 Subject Re: [PATCH] fbdev: au1200fb: Fix potential divide by zero On Wed, 15 Mar 2023 at 18:25, Thomas Zimmermann wrote: > > Hi, &

Re: [PATCH] fbdev: au1200fb: Fix potential divide by zero

2023-03-15 Thread Thomas Zimmermann
Hi, thanks for looking through these drivers. Am 15.03.23 um 10:22 schrieb Wei Chen: var->pixclock can be assigned to zero by user. Without proper check, divide by zero would occur when invoking macro PICOS2KHZ in au1200fb_fb_check_var. Error out if var->pixclock is zero. Signed-off-by: Wei C