free lock_path

1 files changed, 7 insertions, 6 deletions

diff --git a/src/atcmd.c b/src/atcmd.c
index 6dee9ed..e153d39 100644
--- a/src/atcmd.c
+++ b/src/atcmd.c
@@ -1127,6 +1127,8 @@ int sms_device_close(int fd)
 
 	if (lock_path) {
 		unlink(lock_path);
+		free(lock_path);
+		lock_path = NULL;
 	}
 
 	return ret;
@@ -1134,32 +1136,31 @@ int sms_device_close(int fd)
 
 int sms_device_open(void)
 {
-	int fd;
+	int fd = -1;
 	int tmp;
 
 	lock_path = device_lock(Global.core.device);
 	if (!lock_path) {
+		sms_device_close(fd);
 		return -1;
 	}
 
 	fd = tty_open(Global.core.device, Global.core.baud_rate);
 	if (fd < 0) {
-		unlink(lock_path);
+		sms_device_close(fd);
 		return -1;
 	}
 
 	tmp = tty_set_read_timeout(fd, Global.core.read_timeout);
 	if (tmp < 0) {
-		close(fd);
-		unlink(lock_path);
+		sms_device_close(fd);
 		return tmp;
 	}
 
 	if (Global.core.sms_init) {
 		tmp = sms_atcmd_init(fd);
 		if (tmp < 0) {
-			close(fd);
-			unlink(lock_path);
+			sms_device_close(fd);
 			return tmp;
 		}
 	}