MIPS: Remove useless zero initializations.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/boot/elf2ecoff.c b/arch/mips/boot/elf2ecoff.c
index c5a7f30..e19d906 100644
--- a/arch/mips/boot/elf2ecoff.c
+++ b/arch/mips/boot/elf2ecoff.c
@@ -59,8 +59,8 @@
 };
 
 int *symTypeTable;
-int must_convert_endian = 0;
-int format_bigendian = 0;
+int must_convert_endian;
+int format_bigendian;
 
 static void copy(int out, int in, off_t offset, off_t size)
 {