Index: b/cipher/dsa.c
===================================================================
--- b/cipher/dsa.c
+++ b/cipher/dsa.c
@@ -312,6 +312,7 @@
       /* Generate new domain parameters.  */
       p = _gcry_generate_elg_prime (1, nbits, qbits, NULL, ret_factors);
       /* Get q out of factors.  */
+      gcry_assert (p);
       q = mpi_copy ((*ret_factors)[0]);
       gcry_assert (mpi_get_nbits (q) == qbits);