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-rw-r--r--net/tap-linux.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/tap-linux.c b/net/tap-linux.c
index 9584769740..5e70b93037 100644
--- a/net/tap-linux.c
+++ b/net/tap-linux.c
@@ -150,6 +150,7 @@ void tap_set_sndbuf(int fd, const NetdevTapOptions *tap, Error **errp)
int tap_probe_vnet_hdr(int fd, Error **errp)
{
struct ifreq ifr;
+ memset(&ifr, 0, sizeof(ifr));
if (ioctl(fd, TUNGETIFF, &ifr) != 0) {
/* TUNGETIFF is available since kernel v2.6.27 */