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-rw-r--r--src/shared/firewall-util.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/src/shared/firewall-util.c b/src/shared/firewall-util.c
index 97865eac4a..f73108eaa3 100644
--- a/src/shared/firewall-util.c
+++ b/src/shared/firewall-util.c
@@ -29,12 +29,10 @@
#include <string.h>
#include <sys/socket.h>
#include <net/if.h>
-#include <linux/if.h>
#ifndef IFNAMSIZ
-#undef _NET_IF_H
-/* Let's make sure to include this one, too, if IFNAMSIZ isn't defined yet, as it is for kernels <= 4.2 */
-#include <net/if.h>
+#define IFNAMSIZ 16
#endif
+#include <linux/if.h>
#include <linux/netfilter_ipv4/ip_tables.h>
#include <linux/netfilter/nf_nat.h>
#include <linux/netfilter/xt_addrtype.h>