parser: Don't leak new parser objects on failure

cr_parser_new() may fail and return NULL. The previously allocated
memory should be freed in that case.

Spotted by covscan.

https://gitlab.gnome.org/GNOME/libcroco/merge_requests/1

1 files changed, 2 insertions, 0 deletions

diff --git a/src/cr-parser.c b/src/cr-parser.c
index 3899a47..44043b7 100644
--- a/src/cr-parser.c
+++ b/src/cr-parser.c
@@ -2761,6 +2761,8 @@ cr_parser_new (CRTknzr * a_tknzr)
 
         if (a_tknzr) {
                 status = cr_parser_set_tknzr (result, a_tknzr);
+                if (status != CR_OK)
+                        cr_parser_destroy (result);
         }
 
         g_return_val_if_fail (status == CR_OK, NULL);