diff options
| author | Heinrich Schuchardt <xypron.glpk@gmx.de> | 2018-03-18 15:25:41 +0100 |
|---|---|---|
| committer | Philipp Tomsich <philipp.tomsich@theobroma-systems.com> | 2018-03-28 23:44:58 +0200 |
| commit | 0ea91c3240bdb32b901a3c0639d35ab559b675db (patch) | |
| tree | 2d0f39be13a6c1aa5a6c8abc9f8323418ec316f6 /drivers/video/rockchip | |
| parent | a89c725d2c6082e42be2ff59a48c967974ead77f (diff) | |
video: rk3288_mipi: check in rk_mipi_ofdata_to_platdata
The error checking should also catch the case that no range has beeen
defined.
syscon_get_first_range() returns NULL if no range is defined.
cf. rk3399_mipi.c
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Diffstat (limited to 'drivers/video/rockchip')
| -rw-r--r-- | drivers/video/rockchip/rk3288_mipi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/video/rockchip/rk3288_mipi.c b/drivers/video/rockchip/rk3288_mipi.c index 953b47fb8c..27d125f77e 100644 --- a/drivers/video/rockchip/rk3288_mipi.c +++ b/drivers/video/rockchip/rk3288_mipi.c @@ -136,7 +136,7 @@ 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 (IS_ERR(priv->grf)) { + if (!priv->grf || IS_ERR(priv->grf)) { debug("%s: Get syscon grf failed (ret=%p)\n", __func__, priv->grf); return -ENXIO; |