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net: dsa: rtl8366rb: Support all 4096 VLANs 

There is an off-by-one error in rtl8366rb_is_vlan_valid()
making VLANs 0..4094 valid while it should be 1..4095.
Fix it.

Fixes: d8652956cf ("net: dsa: realtek-smi: Add Realtek SMI driver")
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Linus Walleij 2020-09-20 22:37:33 +02:00 committed by David S. Miller
parent 0ce0c3cd22
commit a7920efdd8
1 changed files with 1 additions and 1 deletions
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2
drivers/net/dsa/rtl8366rb.c
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@ -1318,7 +1318,7 @@ static bool rtl8366rb_is_vlan_valid(struct realtek_smi *smi, unsigned int vlan)
if (smi->vlan4k_enabled)
max = RTL8366RB_NUM_VIDS - 1;
if (vlan == 0 || vlan >= max)
if (vlan == 0 || vlan > max)
return false;
return true;