Commit 39c9ce70 authored Oct 29, 2017 by Pan Bian Committed by Daniel Vetter Oct 30, 2017

gma500: mmu: unmap the correct address



The function kunmap_atomatic() is called on the same variable twice,
i.e. pt->v. In the second call, its parameter should be variable v
rather than pt->v.

Signed-off-by: Pan Bian <bianpan2016@163.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/1509256512-5962-1-git-send-email-bianpan2016@163.com

parent 4e7b2120

drivers/gpu/drm/gma500/mmu.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -395,7 +395,7 @@ static void psb_mmu_pt_unmap_unlock(struct psb_mmu_pt *pt)
		psb_mmu_clflush(pd->driver, (void *)&v[pt->index]);
		atomic_set(&pd->driver->needs_tlbflush, 1);
		}
		kunmap_atomic(pt->v);
		kunmap_atomic(v);
		spin_unlock(&pd->driver->lock);
		psb_mmu_free_pt(pt);
		return;

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