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-rw-r--r--net/core/dev_ioctl.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c
index 82fd4c9..7657ad6 100644
--- a/net/core/dev_ioctl.c
+++ b/net/core/dev_ioctl.c
@@ -424,6 +424,8 @@ int dev_ioctl(struct net *net, unsigned int cmd, void __user *arg)
if (copy_from_user(&iwr, arg, sizeof(iwr)))
return -EFAULT;
+ iwr.ifr_name[sizeof(iwr.ifr_name) - 1] = 0;
+
return wext_handle_ioctl(net, &iwr, cmd, arg);
}
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