revert "crc32: use __BYTE_ORDER macro for endian detection"
It doesn't work on big-endian - those architectures don't define
__LITTLE_ENDIAN.
Cc: Joakim Tjernlund <joakim.tjernlund@transmode.se>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/lib/crc32.c b/lib/crc32.c
index 3087ed8..4855995 100644
--- a/lib/crc32.c
+++ b/lib/crc32.c
@@ -50,7 +50,7 @@
static inline u32
crc32_body(u32 crc, unsigned char const *buf, size_t len, const u32 (*tab)[256])
{
-# if __BYTE_ORDER == __LITTLE_ENDIAN
+# ifdef __LITTLE_ENDIAN
# define DO_CRC(x) crc = tab[0][(crc ^ (x)) & 255] ^ (crc >> 8)
# define DO_CRC4 crc = tab[3][(crc) & 255] ^ \
tab[2][(crc >> 8) & 255] ^ \