The devm_ioremap() function never returns error pointers, it returns NULL.

Fixes: 8323989140f3 ("drm/vc4: hdmi: Support the BCM2711 HDMI controllers") Signed-off-by: Dan Carpenter dan.carpenter@oracle.com --- drivers/gpu/drm/vc4/vc4_hdmi.c | 32 ++++++++++++++++---------------- 1 file changed, 16 insertions(+), 16 deletions(-)

diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index d0792915436c..03825596a308 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -1545,64 +1545,64 @@ static int vc5_hdmi_init_resources(struct vc4_hdmi *vc4_hdmi)

vc4_hdmi->hdmicore_regs = devm_ioremap(dev, res->start, resource_size(res)); - if (IS_ERR(vc4_hdmi->hdmicore_regs)) - return PTR_ERR(vc4_hdmi->hdmicore_regs); + if (!vc4_hdmi->hdmicore_regs) + return -ENOMEM;

res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "hd"); if (!res) return -ENODEV;

vc4_hdmi->hd_regs = devm_ioremap(dev, res->start, resource_size(res)); - if (IS_ERR(vc4_hdmi->hd_regs)) - return PTR_ERR(vc4_hdmi->hd_regs); + if (!vc4_hdmi->hd_regs) + return -ENOMEM;

res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "cec"); if (!res) return -ENODEV;

vc4_hdmi->cec_regs = devm_ioremap(dev, res->start, resource_size(res)); - if (IS_ERR(vc4_hdmi->cec_regs)) - return PTR_ERR(vc4_hdmi->cec_regs); + if (!vc4_hdmi->cec_regs) + return -ENOMEM;

res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "csc"); if (!res) return -ENODEV;

vc4_hdmi->csc_regs = devm_ioremap(dev, res->start, resource_size(res)); - if (IS_ERR(vc4_hdmi->csc_regs)) - return PTR_ERR(vc4_hdmi->csc_regs); + if (!vc4_hdmi->csc_regs) + return -ENOMEM;

res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dvp"); if (!res) return -ENODEV;

vc4_hdmi->dvp_regs = devm_ioremap(dev, res->start, resource_size(res)); - if (IS_ERR(vc4_hdmi->dvp_regs)) - return PTR_ERR(vc4_hdmi->dvp_regs); + if (!vc4_hdmi->dvp_regs) + return -ENOMEM;

res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "phy"); if (!res) return -ENODEV;

vc4_hdmi->phy_regs = devm_ioremap(dev, res->start, resource_size(res)); - if (IS_ERR(vc4_hdmi->phy_regs)) - return PTR_ERR(vc4_hdmi->phy_regs); + if (!vc4_hdmi->phy_regs) + return -ENOMEM;

res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "packet"); if (!res) return -ENODEV;

vc4_hdmi->ram_regs = devm_ioremap(dev, res->start, resource_size(res)); - if (IS_ERR(vc4_hdmi->ram_regs)) - return PTR_ERR(vc4_hdmi->ram_regs); + if (!vc4_hdmi->ram_regs) + return -ENOMEM;

res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rm"); if (!res) return -ENODEV;

vc4_hdmi->rm_regs = devm_ioremap(dev, res->start, resource_size(res)); - if (IS_ERR(vc4_hdmi->rm_regs)) - return PTR_ERR(vc4_hdmi->rm_regs); + if (!vc4_hdmi->rm_regs) + return -ENOMEM;

vc4_hdmi->hsm_clock = devm_clk_get(dev, "hdmi"); if (IS_ERR(vc4_hdmi->hsm_clock)) {