fix a race in ks8695_poll

fix a race at the end of NAPI processing in ks8695_poll() function.

Signed-off-by:Figo.zhang <figo1802@gmail.com>

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/arm/ks8695net.c b/drivers/net/arm/ks8695net.c
index 8ca6391..a1d4188 100644 (file)
--- a/drivers/net/arm/ks8695net.c
+++ b/drivers/net/arm/ks8695net.c
@@ -575,9 +575,9 @@ static int ks8695_poll(struct napi_struct *napi, int budget)
        if (work_done < budget) {
                unsigned long flags;
                spin_lock_irqsave(&ksp->rx_lock, flags);
+               __napi_complete(napi);
                /*enable rx interrupt*/
                writel(isr | mask_bit, KS8695_IRQ_VA + KS8695_INTEN);
-               __napi_complete(napi);
                spin_unlock_irqrestore(&ksp->rx_lock, flags);
        }
        return work_done;