diff options
Diffstat (limited to 'net/ipv4/ipmr.c')
| -rw-r--r-- | net/ipv4/ipmr.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 742a3432c3ea..354926e61f06 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -68,6 +68,8 @@ #include <linux/netconf.h> #include <net/nexthop.h> +#include <linux/nospec.h> + struct ipmr_rule { struct fib_rule common; }; @@ -1562,6 +1564,7 @@ int ipmr_compat_ioctl(struct sock *sk, unsigned int cmd, void __user *arg) return -EFAULT; if (vr.vifi >= mrt->maxvif) return -EINVAL; + vr.vifi = array_index_nospec(vr.vifi, mrt->maxvif); read_lock(&mrt_lock); vif = &mrt->vif_table[vr.vifi]; if (VIF_EXISTS(mrt, vr.vifi)) { |