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-rw-r--r--include/crypto/md5.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/crypto/md5.h b/include/crypto/md5.h
index 146af825e..327deac96 100644
--- a/include/crypto/md5.h
+++ b/include/crypto/md5.h
@@ -13,6 +13,8 @@
#define MD5_H2 0x98badcfeUL
#define MD5_H3 0x10325476UL
+extern const u8 md5_zero_message_hash[MD5_DIGEST_SIZE];
+
struct md5_state {
u32 hash[MD5_HASH_WORDS];
u32 block[MD5_BLOCK_WORDS];