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-rw-r--r--qemu-bridge-helper.c24
1 files changed, 21 insertions, 3 deletions
diff --git a/qemu-bridge-helper.c b/qemu-bridge-helper.c
index aec5008e22..652eec99fd 100644
--- a/qemu-bridge-helper.c
+++ b/qemu-bridge-helper.c
@@ -35,6 +35,10 @@
#include <linux/sockios.h>
+#ifndef SIOCBRADDIF
+#include <linux/if_bridge.h>
+#endif
+
#include "qemu-queue.h"
#include "net/tap-linux.h"
@@ -221,6 +225,10 @@ static int drop_privileges(void)
int main(int argc, char **argv)
{
struct ifreq ifr;
+#ifndef SIOCBRADDIF
+ unsigned long ifargs[4];
+#endif
+ int ifindex;
int fd, ctlfd, unixfd = -1;
int use_vnet = 0;
int mtu;
@@ -361,9 +369,19 @@ int main(int argc, char **argv)
/* add the interface to the bridge */
prep_ifreq(&ifr, bridge);
- ifr.ifr_ifindex = if_nametoindex(iface);
-
- if (ioctl(ctlfd, SIOCBRADDIF, &ifr) == -1) {
+ ifindex = if_nametoindex(iface);
+#ifndef SIOCBRADDIF
+ ifargs[0] = BRCTL_ADD_IF;
+ ifargs[1] = ifindex;
+ ifargs[2] = 0;
+ ifargs[3] = 0;
+ ifr.ifr_data = (void *)ifargs;
+ ret = ioctl(ctlfd, SIOCDEVPRIVATE, &ifr);
+#else
+ ifr.ifr_ifindex = ifindex;
+ ret = ioctl(ctlfd, SIOCBRADDIF, &ifr);
+#endif
+ if (ret == -1) {
fprintf(stderr, "failed to add interface `%s' to bridge `%s': %s\n",
iface, bridge, strerror(errno));
ret = EXIT_FAILURE;