net/sunrpc/auth_gss/gss_krb5_keys.c:272: warning: No description found for return value of 'krb5_derive_key_v2'
net/sunrpc/auth_gss/gss_krb5_keys.c:373: warning: No description found for return value of 'krb5_kdf_feedback_cmac'
net/sunrpc/auth_gss/gss_krb5_keys.c:505: warning: No description found for return value of 'krb5_kdf_hmac_sha2'
net/sunrpc/auth_gss/gss_krb5_keys.c:272: warning: No description found for return value of 'krb5_derive_key_v2'
net/sunrpc/auth_gss/gss_krb5_keys.c:373: warning: No description found for return value of 'krb5_kdf_feedback_cmac'
net/sunrpc/auth_gss/gss_krb5_keys.c:505: warning: No description found for return value of 'krb5_kdf_hmac_sha2'