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Subject[PATCH net-next 11/11] net: ethernet: ti: ale: fix port check in cpsw_ale_control_set/get
Date
ALE ports number includes the Host port and ext Ports, and
ALE ports numbering starts from 0, so correct corresponding port
checks in cpsw_ale_control_set/get().

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
---
drivers/net/ethernet/ti/cpsw_ale.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/ti/cpsw_ale.c b/drivers/net/ethernet/ti/cpsw_ale.c
index e513248..93dc05c 100644
--- a/drivers/net/ethernet/ti/cpsw_ale.c
+++ b/drivers/net/ethernet/ti/cpsw_ale.c
@@ -723,7 +723,7 @@ int cpsw_ale_control_set(struct cpsw_ale *ale, int port, int control,
if (info->port_offset == 0 && info->port_shift == 0)
port = 0; /* global, port is a dont care */

- if (port < 0 || port > ale->params.ale_ports)
+ if (port < 0 || port >= ale->params.ale_ports)
return -EINVAL;

mask = BITMASK(info->bits);
@@ -754,7 +754,7 @@ int cpsw_ale_control_get(struct cpsw_ale *ale, int port, int control)
if (info->port_offset == 0 && info->port_shift == 0)
port = 0; /* global, port is a dont care */

- if (port < 0 || port > ale->params.ale_ports)
+ if (port < 0 || port >= ale->params.ale_ports)
return -EINVAL;

offset = info->offset + (port * info->port_offset);
--
2.10.5
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