crypto: dh - return unsigned value for crypto_dh_key_len()

DH_KPP_SECRET_MIN_SIZE and dh_data_size() are both returning unsigned values. Signed-off-by: Tudor Ambarus <[email protected]> Signed-off-by: Herbert Xu <[email protected]>
kawasaki · Oct 12, 2017 · 5b3f3a8 · 5b3f3a8
1 parent cb195b3
commit 5b3f3a8
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diff --git a/crypto/dh_helper.c b/crypto/dh_helper.c
@@ -33,7 +33,7 @@ static inline unsigned int dh_data_size(const struct dh *p)
 	return p->key_size + p->p_size + p->g_size;
 }
 
-int crypto_dh_key_len(const struct dh *p)
+unsigned int crypto_dh_key_len(const struct dh *p)
 {
 	return DH_KPP_SECRET_MIN_SIZE + dh_data_size(p);
 }

diff --git a/include/crypto/dh.h b/include/crypto/dh.h
@@ -53,7 +53,7 @@ struct dh {
  *
  * Return: size of the key in bytes
  */
-int crypto_dh_key_len(const struct dh *params);
+unsigned int crypto_dh_key_len(const struct dh *params);
 
 /**
  * crypto_dh_encode_key() - encode the private key