diff options
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/cgx.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c index 9caa375d01b1..68deae529bc9 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c @@ -56,7 +56,9 @@ static bool is_dev_rpm(void *cgxd) bool is_lmac_valid(struct cgx *cgx, int lmac_id) { - return cgx && test_bit(lmac_id, &cgx->lmac_bmap); + if (!cgx || lmac_id < 0 || lmac_id >= MAX_LMAC_PER_CGX) + return false; + return test_bit(lmac_id, &cgx->lmac_bmap); } struct mac_ops *get_mac_ops(void *cgxd) |