diff mbox series

[net] net: marvell: prestera: Fix error return code in prestera_port_create()

Message ID 1607071782-34006-1-git-send-email-zhangchangzhong@huawei.com (mailing list archive)
State Accepted
Delegated to: Netdev Maintainers
Headers show
Series [net] net: marvell: prestera: Fix error return code in prestera_port_create() | expand

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netdev/stable success Stable not CCed

Commit Message

Zhang Changzhong Dec. 4, 2020, 8:49 a.m. UTC
Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 501ef3066c89 ("net: marvell: prestera: Add driver for Prestera family ASIC devices")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>
---
 drivers/net/ethernet/marvell/prestera/prestera_main.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

Comments

Jakub Kicinski Dec. 5, 2020, 10:34 p.m. UTC | #1
On Fri, 4 Dec 2020 16:49:42 +0800 Zhang Changzhong wrote:
> Fix to return a negative error code from the error handling
> case instead of 0, as done elsewhere in this function.
> 
> Fixes: 501ef3066c89 ("net: marvell: prestera: Add driver for Prestera family ASIC devices")
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>

Applied, thanks!
diff mbox series

Patch

diff --git a/drivers/net/ethernet/marvell/prestera/prestera_main.c b/drivers/net/ethernet/marvell/prestera/prestera_main.c
index 0f20e07..da4b286 100644
--- a/drivers/net/ethernet/marvell/prestera/prestera_main.c
+++ b/drivers/net/ethernet/marvell/prestera/prestera_main.c
@@ -318,8 +318,10 @@  static int prestera_port_create(struct prestera_switch *sw, u32 id)
 		goto err_port_init;
 	}
 
-	if (port->fp_id >= PRESTERA_MAC_ADDR_NUM_MAX)
+	if (port->fp_id >= PRESTERA_MAC_ADDR_NUM_MAX) {
+		err = -EINVAL;
 		goto err_port_init;
+	}
 
 	/* firmware requires that port's MAC address consist of the first
 	 * 5 bytes of the base MAC address