Fix memory leaks in the config file parser

2 files changed, 9 insertions, 5 deletions

diff --git a/hcid/main.c b/hcid/main.c
index dd3367b7..567dfab3 100644
--- a/hcid/main.c
+++ b/hcid/main.c
@@ -80,7 +80,7 @@ struct device_opts *alloc_device_opts(char *ref)
 		exit(1);
 	}
 
-	device->ref = ref;
+	device->ref = strdup(ref);
 	device->next = device_list;
 	device_list = device;
 
diff --git a/hcid/parser.y b/hcid/parser.y
index aae915e9..cf947fbf 100644
--- a/hcid/parser.y
+++ b/hcid/parser.y
@@ -50,6 +50,8 @@ int yyparse(void);
 int yylex(void);
 int yyerror(char *s); 
 
+void yylex_destroy(void);
+
 %}
 
 %union {
@@ -221,23 +223,23 @@ device_opt:
 
 dev_name:
   WORD		{
-			$$ = strdup($1);
+			$$ = $1;
 		}
 
   |  STRING	{
-			$$ = strdup($1);
+			$$ = $1;
 		}
   ;
 
 hci:
   HCI		{
-			$$ = strdup($1);
+			$$ = $1;
 		}
   ;
 
 bdaddr:
   BDADDR	{
-			$$ = strdup($1);
+			$$ = $1;
 		}
   ;
 
@@ -329,5 +331,7 @@ int read_config(char *file)
 
 	fclose(yyin);
 
+	yylex_destroy();
+
 	return 0;
 }