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>
This commit is contained in:
Родитель
cc68e3be74
Коммит
0d2daf5cc8
|
@ -50,7 +50,7 @@ MODULE_LICENSE("GPL");
|
|||
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] ^ \
|
||||
|
|
Загрузка…
Ссылка в новой задаче