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path: root/drivers/video/rockchip/rk3399_mipi.c
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Diffstat (limited to 'drivers/video/rockchip/rk3399_mipi.c')
-rw-r--r--drivers/video/rockchip/rk3399_mipi.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/video/rockchip/rk3399_mipi.c b/drivers/video/rockchip/rk3399_mipi.c
index 9ef202bf09..c6987ff042 100644
--- a/drivers/video/rockchip/rk3399_mipi.c
+++ b/drivers/video/rockchip/rk3399_mipi.c
@@ -128,7 +128,7 @@ static int rk_mipi_ofdata_to_platdata(struct udevice *dev)
struct rk_mipi_priv *priv = dev_get_priv(dev);
priv->grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF);
- if (priv->grf <= 0) {
+ if (!priv->grf || IS_ERR(priv->grf)) {
debug("%s: Get syscon grf failed (ret=%p)\n",
__func__, priv->grf);
return -ENXIO;