pause_time is unsigned so it can't be less than zero. The bug means that we allow invalid pause-times. Fixes: 57ba4c9b56d8 ('fsl/fman: Add FMan MAC support') Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> diff --git a/drivers/net/ethernet/freescale/fman/fman_dtsec.c b/drivers/net/ethernet/freescale/fman/fman_dtsec.c index d78e2ba..587f9b4 100644 --- a/drivers/net/ethernet/freescale/fman/fman_dtsec.c +++ b/drivers/net/ethernet/freescale/fman/fman_dtsec.c @@ -934,7 +934,7 @@ int dtsec_set_tx_pause_frames(struct fman_mac *dtsec, /* FM_BAD_TX_TS_IN_B_2_B_ERRATA_DTSEC_A003 Errata workaround */ if (dtsec->fm_rev_info.major == 2) - if (pause_time < 0 && pause_time <= 320) { + if (pause_time <= 320) { pr_warn("pause-time: %d illegal.Should be > 320\n", pause_time); return -EINVAL; -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html