[libcroco/wip/fmuellner/coverage-fixes: 6/12] om-parser: Don't leak charset in error case

[Florian Müllner <fmuellner src gnome org>]

commit fa7e50a0ea7c6b9d322c0a0714463b82b5f203c0
Author: Florian Müllner <fmuellner gnome org>
Date:   Tue Feb 19 00:20:45 2019 +0100

    om-parser: Don't leak charset in error case
    
    It is freed correctly if creating stmt2 fails, but leaked in case
    of stmt. Adjust the code so that the cleanup is run for both cases.
    
    Spotted by coverage.
    
    https://gitlab.gnome.org/GNOME/libcroco/merge_requests/1

 src/cr-om-parser.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/cr-om-parser.c b/src/cr-om-parser.c
index 348cd1f..4576199 100644
--- a/src/cr-om-parser.c
+++ b/src/cr-om-parser.c
@@ -318,8 +318,8 @@ charset (CRDocHandler * a_this, CRString * a_charset,
 
         charset = cr_string_dup (a_charset) ;
         stmt = cr_statement_new_at_charset_rule (ctxt->stylesheet, charset);
-        g_return_if_fail (stmt);
-        stmt2 = cr_statement_append (ctxt->stylesheet->statements, stmt);
+        if (stmt)
+                stmt2 = cr_statement_append (ctxt->stylesheet->statements, stmt);
         if (!stmt2) {
                 if (stmt) {
                         cr_statement_destroy (stmt);