Messages in this thread Patch in this message | | | Date | Wed, 25 Feb 2015 16:36:12 +0300 | From | Dan Carpenter <> | Subject | [patch 2/2] rocker: silence shift wrapping warning |
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"val" is declared as a u64 so static checkers complain that this shift can wrap. I don't have the hardware but probably it's doesn't have over 31 ports. Still we may as well silence the warning even if it's not a real bug.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
diff --git a/drivers/net/ethernet/rocker/rocker.c b/drivers/net/ethernet/rocker/rocker.c index 713a13c..9fb6948 100644 --- a/drivers/net/ethernet/rocker/rocker.c +++ b/drivers/net/ethernet/rocker/rocker.c @@ -1257,9 +1257,9 @@ static void rocker_port_set_enable(struct rocker_port *rocker_port, bool enable) u64 val = rocker_read64(rocker_port->rocker, PORT_PHYS_ENABLE); if (enable) - val |= 1 << rocker_port->lport; + val |= 1ULL << rocker_port->lport; else - val &= ~(1 << rocker_port->lport); + val &= ~(1ULL << rocker_port->lport); rocker_write64(rocker_port->rocker, PORT_PHYS_ENABLE, val); }
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