dm: Use uclass_first_device_err() where it is useful
Use this new function in places where it simplifies the code.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/misc/altera_sysid.c b/drivers/misc/altera_sysid.c
index 2d0fa2a..ed6d462 100644
--- a/drivers/misc/altera_sysid.c
+++ b/drivers/misc/altera_sysid.c
@@ -32,11 +32,9 @@
int ret;
/* the first misc device will be used */
- ret = uclass_first_device(UCLASS_MISC, &dev);
+ ret = uclass_first_device_err(UCLASS_MISC, &dev);
if (ret)
return;
- if (!dev)
- return;
ret = misc_read(dev, 0, &sysid, sizeof(sysid));
if (ret)
return;