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-rw-r--r--include/crypto/ecdh.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/crypto/ecdh.h b/include/crypto/ecdh.h
index 1aff2a8a3a68..d696317c43a8 100644
--- a/include/crypto/ecdh.h
+++ b/include/crypto/ecdh.h
@@ -54,7 +54,7 @@ struct ecdh {
*
* Return: size of the key in bytes
*/
-int crypto_ecdh_key_len(const struct ecdh *params);
+unsigned int crypto_ecdh_key_len(const struct ecdh *params);
/**
* crypto_ecdh_encode_key() - encode the private key