powerpc/boot: Add little endian support to elf utils

Signed-off-by: Cédric Le Goater <clg@fr.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
diff --git a/arch/powerpc/boot/elf_util.c b/arch/powerpc/boot/elf_util.c
index 1567a0c..316552d 100644
--- a/arch/powerpc/boot/elf_util.c
+++ b/arch/powerpc/boot/elf_util.c
@@ -26,7 +26,11 @@
 	      elf64->e_ident[EI_MAG2]  == ELFMAG2	&&
 	      elf64->e_ident[EI_MAG3]  == ELFMAG3	&&
 	      elf64->e_ident[EI_CLASS] == ELFCLASS64	&&
+#ifdef __LITTLE_ENDIAN__
+	      elf64->e_ident[EI_DATA]  == ELFDATA2LSB	&&
+#else
 	      elf64->e_ident[EI_DATA]  == ELFDATA2MSB	&&
+#endif
 	      (elf64->e_type            == ET_EXEC ||
 	       elf64->e_type            == ET_DYN)	&&
 	      elf64->e_machine         == EM_PPC64))