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Date: Wed, 22 Nov 2017 15:25:57 -0600 From: Grygorii Strashko <grygorii.strashko@...com> To: "David S. Miller" <davem@...emloft.net>, <netdev@...r.kernel.org> CC: Sekhar Nori <nsekhar@...com>, <linux-kernel@...r.kernel.org>, <linux-omap@...r.kernel.org>, Ivan Khoronzhuk <ivan.khoronzhuk@...aro.org>, Murali Karicheri <m-karicheri2@...com>, Grygorii Strashko <grygorii.strashko@...com> Subject: [PATCH 11/11] net: ethernet: ti: ale: fix port check in cpsw_ale_control_set/get 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@...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 db5f28e..416efec4c 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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