p71924506
/
linux_old1
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

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
This commit is contained in:
Pan Bian 2017-10-29 13:55:12 +08:00 committed by Daniel Vetter
parent 4e7b212075
commit 39c9ce70f1
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/gma500/mmu.c
View File

@ -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;