[PATCH] fbmem: prevent potential use-after-free issues with console_lock()

n do_fb_ioctl() with console_lock(), similarly as for many other cases like "case FBIOBLANK" and "case FBIOPAN_DISPLAY". Signed-off-by: Hang Zhang --- drivers/video/fbdev/core/fbmem.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/

Re: [PATCH] fbmem: prevent potential use-after-free issues with console_lock()

On Thu, Jan 5, 2023 at 5:25 AM Daniel Vetter wrote: > > On Thu, 5 Jan 2023 at 11:21, Daniel Vetter wrote: > > > > Hi Helge > > > > On Mon, 2 Jan 2023 at 16:28, Helge Deller wrote: > > > > > > On 12/30/22 07:35, Hang Zhang wrote: > > > >

Re: [PATCH] fbmem: prevent potential use-after-free issues with console_lock()

On Fri, Jan 6, 2023 at 4:19 PM Daniel Vetter wrote: > > On Fri, Jan 06, 2023 at 03:25:14PM -0500, Hang Zhang wrote: > > On Fri, Jan 6, 2023 at 3:05 PM Daniel Vetter wrote: > > > On Fri, Jan 06, 2023 at 02:58:27PM -0500, Hang Zhang wrote: > > > > On Fri, Jan

Re: [PATCH] fbmem: prevent potential use-after-free issues with console_lock()

On Fri, Jan 6, 2023 at 1:59 PM Daniel Vetter wrote: > > On Thu, Jan 05, 2023 at 01:38:54PM -0500, Hang Zhang wrote: > > On Thu, Jan 5, 2023 at 5:25 AM Daniel Vetter wrote: > > > > > > On Thu, 5 Jan 2023 at 11:21, Daniel Vetter wrote: > > > > > >

Re: [PATCH] fbmem: prevent potential use-after-free issues with console_lock()

On Fri, Jan 6, 2023 at 3:05 PM Daniel Vetter wrote: > > On Fri, Jan 06, 2023 at 02:58:27PM -0500, Hang Zhang wrote: > > On Fri, Jan 6, 2023 at 1:59 PM Daniel Vetter wrote: > > > > > > On Thu, Jan 05, 2023 at 01:38:54PM -0500, Hang Zhang wrote: > > > > On

Re: [PATCH] fbmem: prevent potential use-after-free issues with console_lock()

On Fri, Jan 6, 2023 at 5:46 PM Daniel Vetter wrote: > > On Fri, Jan 06, 2023 at 05:12:57PM -0500, Hang Zhang wrote: > > On Fri, Jan 6, 2023 at 4:19 PM Daniel Vetter wrote: > > > On Fri, Jan 06, 2023 at 03:25:14PM -0500, Hang Zhang wrote: > > > > On Fri, Jan