[U-Boot] [PATCH] video: cfb_console: fix hang if splashimage file is missing

[Anatolij Gustschin]

If the splash file doesn't exist, the booting stops bricking
the boards. Check return value of prepare function and stop
decoding the logo data if splash prepare stage failed.

Signed-off-by: Anatolij Gustschin <agust at denx.de>
---
 drivers/video/cfb_console.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/video/cfb_console.c b/drivers/video/cfb_console.c
index c0b1b8d..a4cbc44 100644
--- a/drivers/video/cfb_console.c
+++ b/drivers/video/cfb_console.c
@@ -1861,14 +1861,16 @@ static void *video_logo(void)
 	__maybe_unused int y_off = 0;
 	__maybe_unused ulong addr;
 	__maybe_unused char *s;
-	__maybe_unused int len, space;
+	__maybe_unused int len, ret, space;
 
 	splash_get_pos(&video_logo_xpos, &video_logo_ypos);
 
 #ifdef CONFIG_SPLASH_SCREEN
 	s = getenv("splashimage");
 	if (s != NULL) {
-		splash_screen_prepare();
+		ret = splash_screen_prepare();
+		if (ret < 0)
+			return video_fb_address;
 		addr = simple_strtoul(s, NULL, 16);
 
 		if (video_display_bitmap(addr,
-- 
2.7.4