diff options
Diffstat (limited to 'g10/build-packet.c')
| -rw-r--r-- | g10/build-packet.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/g10/build-packet.c b/g10/build-packet.c index e44350e44..557dffee1 100644 --- a/g10/build-packet.c +++ b/g10/build-packet.c @@ -171,7 +171,7 @@ gpg_mpi_write (iobuf_t out, gcry_mpi_t a) lenhdr[0] = nbits >> 8; lenhdr[1] = nbits; rc = iobuf_write (out, lenhdr, 2); - if (!rc) + if (!rc && p) rc = iobuf_write (out, p, (nbits+7)/8); } else @@ -209,7 +209,7 @@ gpg_mpi_write_nohdr (iobuf_t out, gcry_mpi_t a) const void *p; p = gcry_mpi_get_opaque (a, &nbits); - rc = iobuf_write (out, p, (nbits+7)/8); + rc = p ? iobuf_write (out, p, (nbits+7)/8) : 0; } else rc = gpg_error (GPG_ERR_BAD_MPI); @@ -393,7 +393,8 @@ do_key (iobuf_t out, int ctb, PKT_public_key *pk) assert (gcry_mpi_get_flag (pk->pkey[npkey], GCRYMPI_FLAG_OPAQUE)); p = gcry_mpi_get_opaque (pk->pkey[npkey], &ndatabits); - iobuf_write (a, p, (ndatabits+7)/8 ); + if (p) + iobuf_write (a, p, (ndatabits+7)/8 ); } else { |