Fix multiple leaks

Signed-off-by: Radovan Sroka <[email protected]>

src/library/filter.c

@@ -472,9 +472,12 @@ int filter_load_file(void)
 			msg(LOG_ERR, "filter_load_file: paring error line: %ld, \"%s\"", line_number, line);
 			filter_destroy_obj(filter);
 			free(line);
+			line = NULL;
 			goto bad;
 		}
+	}
 
+	if (line) {
 		free(line);
 		line = NULL;
 	}

src/library/policy.c

@@ -23,6 +23,7 @@
  *   Radovan Sroka <[email protected]>
  */
 
+#include "attr-sets.h"
 #include "config.h"
 #include <stdbool.h>
 #include <stdio.h>
@@ -273,12 +274,20 @@ int load_rules(const conf_t *_config)
 		return 1;
 
 	FILE * f = open_file();
-	if (f == NULL)
+	if (f == NULL) {
+		destroy_attr_sets();
 		return 1;
+	}
 
 	int res = _load_rules(_config, f);
 	fclose(f);
-	return res;
+
+	if (res) {
+		destroy_attr_sets();
+		return 1;
+	}
+
+	return 0;
 }
 
 void destroy_rules(void)

src/library/rules.c

@@ -65,9 +65,6 @@ int rules_create(llist *l)
 	l->cur = NULL;
 	l->cnt = 0;
 
-	if (init_attr_sets())
-		return 1;
-
 	return  0;
 }