tree 7fe1ee26273857eaec8620f0723b813a53c3f1eb
parent 6110a16555bcb185c825fbfcccaca200a1c98c95
author Gilles Peskine <Gilles.Peskine@arm.com> 1668549540 +0100
committer Gilles Peskine <Gilles.Peskine@arm.com> 1668549621 +0100

Fix NULL+0 in addition 0 + 0

Fix undefined behavior (typically harmless in practice) of
mbedtls_mpi_add_mpi(), mbedtls_mpi_add_abs() and mbedtls_mpi_add_int() when
both operands are 0 and the left operand is represented with 0 limbs.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>