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Subject[PATCH] udmabuf: Fix NULL vs IS_ERR() checking
Date
The get_sg_table() function does not return NULL.
It returns error pointers.

Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
---
drivers/gpu/drm/arm/malidp_planes.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c
index 0562bdaac00c..2ef8feae8c4e 100644
--- a/drivers/gpu/drm/arm/malidp_planes.c
+++ b/drivers/gpu/drm/arm/malidp_planes.c
@@ -348,7 +348,7 @@ static bool malidp_check_pages_threshold(struct malidp_plane_state *ms,
else
sgt = obj->funcs->get_sg_table(obj);

- if (!sgt)
+ if (IS_ERR(sgt))
return false;

sgl = sgt->sgl;
--
2.17.1
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