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/arch/x86/cpu/ivybridge/gma.c b/arch/x86/cpu/ivybridge/gma.c
index 3b6291e..91a57f9 100644
--- a/arch/x86/cpu/ivybridge/gma.c
+++ b/arch/x86/cpu/ivybridge/gma.c
@@ -812,9 +812,9 @@
writew(0x0010, RCB_REG(DISPBDF));
setbits_le32(RCB_REG(FD2), PCH_ENABLE_DBDF);
- ret = uclass_first_device(UCLASS_NORTHBRIDGE, &nbridge);
- if (!nbridge)
- return -ENODEV;
+ ret = uclass_first_device_err(UCLASS_NORTHBRIDGE, &nbridge);
+ if (ret)
+ return ret;
rev = bridge_silicon_revision(nbridge);
sandybridge_setup_graphics(nbridge, dev);