3.19.8-ckt5 -stable review patch. If anyone has any objections, please let me know.
------------------
From: Florian Fainelli <f.fainelli@xxxxxxxxx>
commit c8cf89f73f3d9ecbdea479778f0ac714be79be33 upstream.
cd->sw_addr is used as a MDIO bus address, which cannot exceed
PHY_MAX_ADDR (32), our check was off-by-one.
Fixes: 5e95329b701c ("dsa: add device tree bindings to register DSA switches")
Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
---
net/dsa/dsa.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index 3731714..ed1bcee 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -627,7 +627,7 @@ static int dsa_of_probe(struct platform_device *pdev)
continue;
cd->sw_addr = be32_to_cpup(sw_addr);
- if (cd->sw_addr > PHY_MAX_ADDR)
+ if (cd->sw_addr >= PHY_MAX_ADDR)
continue;
if (!of_property_read_u32(np, "eeprom-length", &eeprom_len))
--
1.9.1
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