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authorMiaoqian Lin <linmq006@gmail.com>2021-12-13 10:21:15 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-03-11 18:40:21 +0300
commita5bbea50d622b8f49ab8ee3b0eb283107febcf1a (patch)
tree926c16630e684cfa966d51d4c5bf6736caba35b6
parent1dfc0a52f768d481de6bb672904cd382ead7ca0e (diff)
downloadlinux-a5bbea50d622b8f49ab8ee3b0eb283107febcf1a.tar.xz
malidp: Fix NULL vs IS_ERR() checking
commit 15342f930ebebcfe36f2415049736a77d7d2e045 upstream. The get_sg_table() function does not return NULL. It returns error pointers. Signed-off-by: Miaoqian Lin <linmq006@gmail.com> Signed-off-by: Liviu Dudau <liviu.dudau@arm.com> Link: https://lore.kernel.org/dri-devel/20211213072115.18098-1-linmq006@gmail.com/ Signed-off-by: Stefan Ghinea <stefan.ghinea@windriver.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/gpu/drm/arm/malidp_planes.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c
index f1e8bc39b16d..24604b410372 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;