[rtems commit] libfdt: fix fdt_stringlist_search()

[Sebastian Huber]

Module:    rtems
Branch:    master
Commit:    d8c856bd3fd69dbda558d1c71b0cdcc5c0a367ad
Changeset: http://git.rtems.org/rtems/commit/?id=d8c856bd3fd69dbda558d1c71b0cdcc5c0a367ad

Author:    Masahiro Yamada <yamada.masahiro at socionext.com>
Date:      Mon Oct 17 15:08:24 2016 +0900

libfdt: fix fdt_stringlist_search()

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

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

---

 cpukit/dtc/libfdt/fdt_ro.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cpukit/dtc/libfdt/fdt_ro.c b/cpukit/dtc/libfdt/fdt_ro.c
index db8d10f..3d00d2e 100644
--- a/cpukit/dtc/libfdt/fdt_ro.c
+++ b/cpukit/dtc/libfdt/fdt_ro.c
@@ -597,7 +597,7 @@ int fdt_stringlist_search(const void *fdt, int nodeoffset, const char *property,
 
 	list = fdt_getprop(fdt, nodeoffset, property, &length);
 	if (!list)
-		return -length;
+		return length;
 
 	len = strlen(string) + 1;
 	end = list + length;