cmd_ubifs: normalize 'file not found' errors

Signed-off-by: Tim Harvey <tharvey@gateworks.com>

common/cmd_ubifs.c

diff --git a/common/cmd_ubifs.c b/common/cmd_ubifs.c
index eba54fd..d9af023 100644
--- a/common/cmd_ubifs.c
+++ b/common/cmd_ubifs.c
@@ -104,8 +104,10 @@
 	debug("Using filename %s\n", filename);
 
 	ret = ubifs_ls(filename);
-	if (ret)
-		printf("%s not found!\n", filename);
+	if (ret) {
+		printf("** File not found %s **\n", filename);
+		ret = CMD_RET_FAILURE;
+	}
 
 	return ret;
 }
@@ -140,8 +142,10 @@
 	debug("Loading file '%s' to address 0x%08x (size %d)\n", filename, addr, size);
 
 	ret = ubifs_load(filename, addr, size);
-	if (ret)
-		printf("%s not found!\n", filename);
+	if (ret) {
+		printf("** File not found %s **\n", filename);
+		ret = CMD_RET_FAILURE;
+	}
 
 	return ret;
 }