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drm/vgem: Simplify dumb_map 

The offset manager already checks for existing offsets internally,
while holding suitable locks. We can drop this check.

v2: Fix title (Emil).

Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1459330852-27668-11-git-send-email-daniel.vetter@ffwll.ch
hifive-unleashed-5.1
Daniel Vetter 2016-03-30 11:40:49 +02:00
parent 2f42420084
commit e34274fd2a
1 changed files with 3 additions and 5 deletions
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8
drivers/gpu/drm/vgem/vgem_drv.c
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@ -208,11 +208,9 @@ int vgem_gem_dumb_map(struct drm_file *file, struct drm_device *dev,
goto unlock;
}
if (!drm_vma_node_has_offset(&obj->vma_node)) {
ret = drm_gem_create_mmap_offset(obj);
if (ret)
goto unref;
}
ret = drm_gem_create_mmap_offset(obj);
if (ret)
goto unref;
BUG_ON(!obj->filp);