From: Masahiro Yamada <yamada.masahiro@socionext.com>
Date: Mon, 17 Oct 2016 11:22:33 +0000 (+0900)
Subject: libfdt: fix fdt_stringlist_count()
X-Git-Tag: v2016.11-rc3~49
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=7c9786d61f951dd8d031e88e198e0ae88b8da2b3;p=u-boot

libfdt: fix fdt_stringlist_count()

If fdt_getprop() fails, negative error code should be returned.

[ DTC commit: e28eff5b787adb3f461d1653598818b2f1f25a73 ]

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---

diff --git a/lib/libfdt/fdt_ro.c b/lib/libfdt/fdt_ro.c
index 7e894b742b..fc08981a2c 100644
--- a/lib/libfdt/fdt_ro.c
+++ b/lib/libfdt/fdt_ro.c
@@ -550,7 +550,7 @@ int fdt_stringlist_count(const void *fdt, int nodeoffset, const char *property)
 
 	list = fdt_getprop(fdt, nodeoffset, property, &length);
 	if (!list)
-		return -length;
+		return length;
 
 	end = list + length;