diff options
Diffstat (limited to 'drivers/firmware/meson/meson_sm.c')
| -rw-r--r-- | drivers/firmware/meson/meson_sm.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/firmware/meson/meson_sm.c b/drivers/firmware/meson/meson_sm.c index 77aa5c6398aa..bf19dd66c213 100644 --- a/drivers/firmware/meson/meson_sm.c +++ b/drivers/firmware/meson/meson_sm.c @@ -292,6 +292,8 @@ static int __init meson_sm_probe(struct platform_device *pdev) return -ENOMEM; chip = of_match_device(meson_sm_ids, dev)->data; + if (!chip) + return -EINVAL; if (chip->cmd_shmem_in_base) { fw->sm_shmem_in_base = meson_sm_map_shmem(chip->cmd_shmem_in_base, @@ -311,11 +313,14 @@ static int __init meson_sm_probe(struct platform_device *pdev) platform_set_drvdata(pdev, fw); - pr_info("secure-monitor enabled\n"); + if (devm_of_platform_populate(dev)) + goto out_in_base; if (sysfs_create_group(&pdev->dev.kobj, &meson_sm_sysfs_attr_group)) goto out_in_base; + pr_info("secure-monitor enabled\n"); + return 0; out_in_base: |