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Diffstat (limited to 'net/core/dev.c')
-rw-r--r--net/core/dev.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 4f2014994a8..08976b08df5 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1239,7 +1239,6 @@ void netdev_rx_csum_fault(struct net_device *dev)
EXPORT_SYMBOL(netdev_rx_csum_fault);
#endif
-#ifdef CONFIG_HIGHMEM
/* Actually, we should eliminate this check as soon as we know, that:
* 1. IOMMU is present and allows to map all the memory.
* 2. No high memory really exists on this machine.
@@ -1247,6 +1246,7 @@ EXPORT_SYMBOL(netdev_rx_csum_fault);
static inline int illegal_highdma(struct net_device *dev, struct sk_buff *skb)
{
+#ifdef CONFIG_HIGHMEM
int i;
if (dev->features & NETIF_F_HIGHDMA)
@@ -1256,11 +1256,9 @@ static inline int illegal_highdma(struct net_device *dev, struct sk_buff *skb)
if (PageHighMem(skb_shinfo(skb)->frags[i].page))
return 1;
+#endif
return 0;
}
-#else
-#define illegal_highdma(dev, skb) (0)
-#endif
struct dev_gso_cb {
void (*destructor)(struct sk_buff *skb);