net: ti: icssg: Remove impossible test

port_id is an unsigned variable so cannot be negative. Remove the test
checking for port_id being less than 0.

This issue was found by Smatch.

Signed-off-by: Andrew Goodbody <andrew.goodbody@linaro.org>

diff --git a/drivers/net/ti/icssg_prueth.c b/drivers/net/ti/icssg_prueth.c
index d8df3c9..12a162b 100644 (file)
--- a/drivers/net/ti/icssg_prueth.c
+++ b/drivers/net/ti/icssg_prueth.c
@@ -647,8 +647,6 @@ static int prueth_probe(struct udevice *dev)
                        return -EINVAL;
                }
 
-               if (port_id < 0)
-                       continue;
                if (disabled)
                        continue;