glib: Various minor scan-build fixes

These squash various warnings from `scan-build`. None of them are
legitimate bugs, but some of them do improve code readability a bit.

Signed-off-by: Philip Withnall <withnall@endlessm.com>

Helps: #1767

1 files changed, 1 insertions, 0 deletions

diff --git a/glib/gkeyfile.c b/glib/gkeyfile.c
index e486f6928..dc80ce5d4 100644
--- a/glib/gkeyfile.c
+++ b/glib/gkeyfile.c
@@ -3317,6 +3317,7 @@ g_key_file_set_key_comment (GKeyFile     *key_file,
   pair->value = g_key_file_parse_comment_as_value (key_file, comment);
   
   key_node = g_list_insert (key_node, pair, 1);
+  (void) key_node;
 
   return TRUE;
 }