Hi Marek, On Sat, Oct 16, 2021 at 11:04:46PM +0200, Marek Vasut wrote: > The mxsfb->crtc.funcs may already be NULL when unloading the driver, > in which case calling mxsfb_irq_disable() via drm_irq_uninstall() from > mxsfb_unload() leads to NULL pointer dereference. > > Since all we care about is masking the IRQ and mxsfb->base is still > valid, just use that to clear and mask the IRQ. > > Fixes: ae1ed00932819 ("drm: mxsfb: Stop using DRM simple display pipeline > helper") > Signed-off-by: Marek Vasut <ma...@denx.de> > Cc: Daniel Abrecht <pub...@danielabrecht.ch> > Cc: Emil Velikov <emil.l.veli...@gmail.com> > Cc: Laurent Pinchart <laurent.pinch...@ideasonboard.com> > Cc: Sam Ravnborg <s...@ravnborg.org> > Cc: Stefan Agner <ste...@agner.ch>
Applied to drm-misc-fixes. Sam