On Wed, Apr 15, 2015 at 10:12:42PM -0700, Guenter Roeck wrote:
> Return correct error code if _mv88e6xxx_reg_read returns an error.
>
> Fixes: facd95b2e0ec0 ("net: dsa: mv88e6xxx: Add Hardware bridging support")
> Signed-off-by: Guenter Roeck <li...@roeck-us.net>
Hi Guenter
Good catch. I'm surprised there is no compiler warning, possibly used
before set.
Reviewed-by: Andrew Lunn <and...@lunn.ch>
Thanks
Andrew
> ---
> drivers/net/dsa/mv88e6xxx.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
> index fc8d3b6ffe8e..f64186a5f634 100644
> --- a/drivers/net/dsa/mv88e6xxx.c
> +++ b/drivers/net/dsa/mv88e6xxx.c
> @@ -908,8 +908,10 @@ static int mv88e6xxx_set_port_state(struct dsa_switch
> *ds, int port, u8 state)
> mutex_lock(&ps->smi_mutex);
>
> reg = _mv88e6xxx_reg_read(ds, REG_PORT(port), PORT_CONTROL);
> - if (reg < 0)
> + if (reg < 0) {
> + ret = reg;
> goto abort;
> + }
>
> oldstate = reg & PORT_CONTROL_STATE_MASK;
> if (oldstate != state) {
> --
> 2.1.0
>
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