libfdt: fix fdt_stringlist_search()

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

[ DTC commit: daa75e8fa5942caa8e97931aed3a1ee0b7edd74b ]

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Masahiro Yamada 2016-10-17 20:22:34 +09:00 committed by Tom Rini
parent 7c9786d61f
commit 01ae56cfcb

View File

@ -576,7 +576,7 @@ 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;