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| author | Rob Clark <robdclark@gmail.com> | 2016-05-24 18:29:38 -0400 |
|---|---|---|
| committer | Rob Clark <robdclark@gmail.com> | 2016-06-04 14:45:48 -0400 |
| commit | 69a834c28fb514403eb91a4f0120da214a52e056 (patch) | |
| tree | 718733cb1bdaea6feb4a831e14838d03d19ef85c /drivers/gpu/drm/msm/msm_fbdev.c | |
| parent | ab3ab68493aaac6fea4ad1bb597def9f48f41c71 (diff) | |
| download | linux-69a834c28fb514403eb91a4f0120da214a52e056.tar.bz2 | |
drm/msm: deal with exhausted vmap space better
Some, but not all, callers of obj->vmap() would check if return
IS_ERR(). So let's actually return an error if vmap() fails. And fixup
the call-sites that were not handling this properly.
Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_fbdev.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_fbdev.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c index d9759bf3482e..c6cf837c5193 100644 --- a/drivers/gpu/drm/msm/msm_fbdev.c +++ b/drivers/gpu/drm/msm/msm_fbdev.c @@ -159,6 +159,10 @@ static int msm_fbdev_create(struct drm_fb_helper *helper, dev->mode_config.fb_base = paddr; fbi->screen_base = msm_gem_vaddr_locked(fbdev->bo); + if (IS_ERR(fbi->screen_base)) { + ret = PTR_ERR(fbi->screen_base); + goto fail_unlock; + } fbi->screen_size = fbdev->bo->size; fbi->fix.smem_start = paddr; fbi->fix.smem_len = fbdev->bo->size; |