fix cleanup on exit if there is an unknown accessory card ID

1 files changed, 4 insertions, 1 deletions

diff --git a/io-module/mts_io.c b/io-module/mts_io.c
index cd39f99..b3c3a10 100644
--- a/io-module/mts_io.c
+++ b/io-module/mts_io.c
@@ -408,6 +408,8 @@ static bool load_port(int port) {
 			}
 		} else {
 			log_error("unknown accessory card [%s] in port %d", ap_eeprom[port_index].product_id, port);
+			kfree(port_info[port_index]);
+			port_info[port_index] = NULL;
 			return false;
 		}
 
@@ -429,7 +431,8 @@ static bool load_port(int port) {
 		if (! port_info[port_index]->setup(port)) {
 			log_error("accessory port %d setup failed", port);
 			port_info[port_index]->teardown(port);
-			kfree(port_info[port]);
+			kfree(port_info[port_index]);
+			port_info[port_index] = NULL;
 			return false;
 		}
 	}