Applied.
Thanks,Inki Dae
2013/9/11 Wei Yongjun <weiyj.lk@xxxxxxxxx>
From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
In case of error, the function drm_prime_pages_to_sg() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check should
be replaced with IS_ERR().
Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos_drm_buf.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.c b/drivers/gpu/drm/exynos/exynos_drm_buf.c
index 3445a0f..e3ee833 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_buf.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_buf.c
@@ -90,9 +90,9 @@ static int lowlevel_buffer_allocate(struct drm_device *dev,
}
buf->sgt = drm_prime_pages_to_sg(buf->pages, nr_pages);
- if (!buf->sgt) {
+ if (IS_ERR(buf->sgt)) {
DRM_ERROR("failed to get sg table.\n");
- ret = -ENOMEM;
+ ret = PTR_ERR(buf->sgt);
goto err_free_attrs;
}
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