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Fixed memory leak in ecdh_compute_shared() in case of error

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This commit is contained in:
Paul Bakker 2013-07-26 14:21:34 +02:00
parent cca998a4c5
commit b548d773b3
1 changed files with 4 additions and 1 deletions
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5
library/ecdh.c
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@ -65,7 +65,10 @@ int ecdh_compute_shared( const ecp_group *grp, mpi *z,
MPI_CHK( ecp_mul( grp, &P, d, Q ) ); MPI_CHK( ecp_mul( grp, &P, d, Q ) );
if( ecp_is_zero( &P ) ) if( ecp_is_zero( &P ) )
return( POLARSSL_ERR_ECP_BAD_INPUT_DATA ); {
ret = POLARSSL_ERR_ECP_BAD_INPUT_DATA;
goto cleanup;
}
MPI_CHK( mpi_copy( z, &P.X ) ); MPI_CHK( mpi_copy( z, &P.X ) );