pssolve: check the return code of tdi_bicgstab_init() more explicitly

1 files changed, 2 insertions, 0 deletions

diff --git a/pssolve.c b/pssolve.c
index b320b63..28333e2 100644
--- a/pssolve.c
+++ b/pssolve.c
@@ -247,6 +247,8 @@ int tdi_pssolve_solve(PSSolveContext *ctx,
             return ret;
 
         ret = tdi_bicgstab_init(s->bicgstab, s->mat, coeffs);
+        if (ret < 0)
+            return ret;
 
         s->steps_since_inverse = 0;
     }