1 files changed, 10 insertions, 2 deletions

diff --git a/src/fseccomp/syscall.c b/src/fseccomp/syscall.c
index 8afa3f63d..8c18b2d14 100644
--- a/src/fseccomp/syscall.c
+++ b/src/fseccomp/syscall.c
@@ -567,8 +567,16 @@ void syscalls_in_list(const char *list, const char *slist, int fd, char **prelis
         sl.prelist = NULL;
         sl.postlist = NULL;
         syscall_check_list(list, syscall_in_list, 0, 0, &sl);
-        if (!arg_quiet)
-                printf("list in: %s, check list: %s prelist: %s, postlist: %s\n", list, sl.slist, sl.prelist, sl.postlist);
+        if (!arg_quiet) {
+                printf("Seccomp list in: %s,", list);
+                if (sl.slist)
+                        printf(" check list: %s,", sl.slist);
+                if (sl.prelist)
+                        printf(" prelist: %s,", sl.prelist);
+                if (sl.postlist)
+                        printf(" postlist: %s", sl.postlist);
+                printf("\n");
+        }
         *prelist = sl.prelist;
         *postlist = sl.postlist;
 }