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);
-#define crc32(seed, data, length) crc32_le(seed, (unsigned char const *)data, length)
+#define crc32(seed, data, length) crc32_le(seed, (unsigned char const *)(data), length)
/*
* Helpers for hash table generation of ethernet nics: