diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/meson/meson_drv.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c index 3baceb744beb..32b1a6cdecfc 100644 --- a/drivers/gpu/drm/meson/meson_drv.c +++ b/drivers/gpu/drm/meson/meson_drv.c @@ -197,6 +197,8 @@ static int meson_drv_bind_master(struct device *dev, bool has_components) priv->io_base = regs; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "hhi"); + if (!res) + return -EINVAL; /* Simply ioremap since it may be a shared register zone */ regs = devm_ioremap(dev, res->start, resource_size(res)); if (!regs) { @@ -213,6 +215,8 @@ static int meson_drv_bind_master(struct device *dev, bool has_components) } res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dmc"); + if (!res) + return -EINVAL; /* Simply ioremap since it may be a shared register zone */ regs = devm_ioremap(dev, res->start, resource_size(res)); if (!regs) { |