--- include/linux/crc32.h

+++ include/linux/crc32.h

@@ -10,6 +10,7 @@

extern u32 crc32_le(u32 crc, unsigned char const *p, size_t len);

extern u32 crc32_be(u32 crc, unsigned char const *p, size_t len);

+extern u32 __crc32c_le(u32 crc, unsigned char const *p, size_t len);

#define crc32(seed, data, length) crc32_le(seed, (unsigned char const *)(data), length)