crypto/evp/m_sigver.c:141: error: UNINITIALIZED_VALUE
  The value read from mdlen was never initialized.
Showing all 1 steps of the trace


crypto/evp/m_sigver.c:141:7: 
139.   		if (sctx || !r)
140.   			return r;
141. > 		if (EVP_PKEY_sign(ctx->pctx, sigret, siglen, md, mdlen) <= 0)
142.   			return 0;
143.   		}
