sfc: Add necessary parentheses to macro definitions in net_driver.h

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h
index 70aea3a..bdea03c 100644 (file)
--- a/drivers/net/sfc/net_driver.h
+++ b/drivers/net/sfc/net_driver.h
@@ -926,8 +926,8 @@ struct efx_nic_type {
 
 /* Iterate over all used channels */
 #define efx_for_each_channel(_channel, _efx)                           \
-       for (_channel = &_efx->channel[0];                              \
-            _channel < &_efx->channel[EFX_MAX_CHANNELS];               \
+       for (_channel = &((_efx)->channel[0]);                          \
+            _channel < &((_efx)->channel[EFX_MAX_CHANNELS]);           \
             _channel++)                                                \
                if (!_channel->used_flags)                              \
                        continue;                                       \
@@ -935,31 +935,31 @@ struct efx_nic_type {
 
 /* Iterate over all used TX queues */
 #define efx_for_each_tx_queue(_tx_queue, _efx)                         \
-       for (_tx_queue = &_efx->tx_queue[0];                            \
-            _tx_queue < &_efx->tx_queue[EFX_TX_QUEUE_COUNT];           \
+       for (_tx_queue = &((_efx)->tx_queue[0]);                        \
+            _tx_queue < &((_efx)->tx_queue[EFX_TX_QUEUE_COUNT]);       \
             _tx_queue++)
 
 /* Iterate over all TX queues belonging to a channel */
 #define efx_for_each_channel_tx_queue(_tx_queue, _channel)             \
-       for (_tx_queue = &_channel->efx->tx_queue[0];                   \
-            _tx_queue < &_channel->efx->tx_queue[EFX_TX_QUEUE_COUNT];  \
+       for (_tx_queue = &((_channel)->efx->tx_queue[0]);               \
+            _tx_queue < &((_channel)->efx->tx_queue[EFX_TX_QUEUE_COUNT]); \
             _tx_queue++)                                               \
-               if (_tx_queue->channel != _channel)                     \
+               if (_tx_queue->channel != (_channel))                   \
                        continue;                                       \
                else
 
 /* Iterate over all used RX queues */
 #define efx_for_each_rx_queue(_rx_queue, _efx)                         \
-       for (_rx_queue = &_efx->rx_queue[0];                            \
-            _rx_queue < &_efx->rx_queue[_efx->n_rx_queues];            \
+       for (_rx_queue = &((_efx)->rx_queue[0]);                        \
+            _rx_queue < &((_efx)->rx_queue[(_efx)->n_rx_queues]);      \
             _rx_queue++)
 
 /* Iterate over all RX queues belonging to a channel */
 #define efx_for_each_channel_rx_queue(_rx_queue, _channel)             \
-       for (_rx_queue = &_channel->efx->rx_queue[_channel->channel];   \
+       for (_rx_queue = &((_channel)->efx->rx_queue[(_channel)->channel]); \
             _rx_queue;                                                 \
             _rx_queue = NULL)                                          \
-               if (_rx_queue->channel != _channel)                     \
+               if (_rx_queue->channel != (_channel))                   \
                        continue;                                       \
                else