fix memory leak

diff --git a/src/math/linreg/linreg.c b/src/math/linreg/linreg.c
index 3c086a98f22ce1868ac581e1cdc4bc359671483f..6dfeb9db557f235711ad1839084ac9eb54d69103 100644 (file)
--- a/src/math/linreg/linreg.c
+++ b/src/math/linreg/linreg.c
@@ -184,6 +184,7 @@ pspp_linreg_cache_free (void *m)
       gsl_vector_free (c->indep_std);
       gsl_vector_free (c->ss_indeps);
       gsl_matrix_free (c->cov);
+      gsl_vector_free (c->ssx);
       for (i = 0; i < c->n_coeffs; i++)
        {
          pspp_coeff_free (c->coeff[i]);