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-rw-r--r--src/linux/tun.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/linux/tun.c b/src/linux/tun.c
index 2e3ccce..a0da67f 100644
--- a/src/linux/tun.c
+++ b/src/linux/tun.c
@@ -103,7 +103,7 @@ int tun_init(tun_device_t* dev, const char* dev_name, const char* dev_type, cons
}
if(dev_name)
- strncpy(ifr.ifr_name, dev_name, IFNAMSIZ);
+ strncpy(ifr.ifr_name, dev_name, IFNAMSIZ-1);
if(!ioctl(dev->fd_, TUNSETIFF, &ifr)) {
dev->actual_name_ = strdup(ifr.ifr_name);