candump: fix off-by-one error in dropcount calculation

[can-utils.git] / isotpserver.c

diff --git a/isotpserver.c b/isotpserver.c
index 60b0a738c39033bd1b13955db992036183fc8cb0..ec4a7908d388946a0a764817a1b8729481c42234 100644 (file)
--- a/isotpserver.c
+++ b/isotpserver.c
@@ -196,7 +196,7 @@ int main(int argc, char **argv)
                        else if (optarg[0] == 'c')
                                opts.flags |= CAN_ISOTP_CHK_PAD_DATA;
                        else if (optarg[0] == 'a')
-                               opts.flags |= (CAN_ISOTP_CHK_PAD_DATA | CAN_ISOTP_CHK_PAD_DATA);
+                               opts.flags |= (CAN_ISOTP_CHK_PAD_LEN | CAN_ISOTP_CHK_PAD_DATA);
                        else {
                                printf("unknown padding check option '%c'.\n", optarg[0]);
                                print_usage(basename(argv[0]));