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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
1 changed files with 1 additions and 1 deletions
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2
lib/libfdt/fdt_ro.c
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@ -576,7 +576,7 @@ int fdt_stringlist_search(const void *fdt, int nodeoffset, const char *property,
list = fdt_getprop(fdt, nodeoffset, property, &length); list = fdt_getprop(fdt, nodeoffset, property, &length);
if (!list) if (!list)
return -length; return length;
len = strlen(string) + 1; len = strlen(string) + 1;
end = list + length; end = list + length;