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>

2 files changed, 6 insertions, 10 deletions

diff --git a/cmd/bmp.c b/cmd/bmp.c
index 01b3d39..fb6fe3f 100644
--- a/cmd/bmp.c
+++ b/cmd/bmp.c
@@ -246,18 +246,14 @@ int bmp_display(ulong addr, int x, int y)
 	addr = map_to_sysmem(bmp);
 
 #ifdef CONFIG_DM_VIDEO
-	ret = uclass_first_device(UCLASS_VIDEO, &dev);
+	ret = uclass_first_device_err(UCLASS_VIDEO, &dev);
 	if (!ret) {
-		if (!dev)
-			ret = -ENODEV;
-		if (!ret) {
-			bool align = false;
+		bool align = false;
 
 # ifdef CONFIG_SPLASH_SCREEN_ALIGN
-			align = true;
+		align = true;
 # endif /* CONFIG_SPLASH_SCREEN_ALIGN */
-			ret = video_bmp_display(dev, addr, x, y, align);
-		}
+		ret = video_bmp_display(dev, addr, x, y, align);
 	}
 #elif defined(CONFIG_LCD)
 	ret = lcd_display_bitmap(addr, x, y);
diff --git a/cmd/tpm.c b/cmd/tpm.c
index 6edf3e9..312503f 100644
--- a/cmd/tpm.c
+++ b/cmd/tpm.c
@@ -447,8 +447,8 @@ static int get_tpm(struct udevice **devp)
 {
 	int rc;
 
-	rc = uclass_first_device(UCLASS_TPM, devp);
-	if (rc || !*devp) {
+	rc = uclass_first_device_err(UCLASS_TPM, devp);
+	if (rc) {
 		printf("Could not find TPM (ret=%d)\n", rc);
 		return CMD_RET_FAILURE;
 	}