[PATCH] mpi/ec-nist: fix NIST-P224 failing on 32-bit architectures

[Jussi Kivilinna]

* mpi/ec-nist.c (_gcry_mpi_ec_nist224_mod): Adjust output limb size
of number of limbs in mpi_limb64_t is greater than one.
--

Signed-off-by: Jussi Kivilinna <jussi.kivilinna at iki.fi>
---
 mpi/ec-nist.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mpi/ec-nist.c b/mpi/ec-nist.c
index 36357476..317c0ed6 100644
--- a/mpi/ec-nist.c
+++ b/mpi/ec-nist.c
@@ -266,7 +266,7 @@ _gcry_mpi_ec_nist224_mod (gcry_mpi_t w, mpi_ec_t ctx)
   STORE64_COND(wp, 2, mask2, d[2], mask1, s[2]);
   STORE64_COND(wp, 3, mask2, d[3], mask1, s[3]);
 
-  w->nlimbs = wsize * LIMBS_PER_LIMB64;
+  w->nlimbs = wsize * LIMBS_PER_LIMB64 - (LIMBS_PER_LIMB64 - 1);
   if (!(ctx->flags & GCRYECC_FLAG_LEAST_LEAK))
     MPN_NORMALIZE (wp, w->nlimbs);
 }
-- 
2.45.2