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authorArnd Bergmann <arnd@arndb.de>2013-02-28 21:53:01 +0400
committerArnd Bergmann <arnd@arndb.de>2013-02-28 21:53:01 +0400
commit168268a225d24da3768a88c1029fb3014b0837ca (patch)
treeafde019a1ac79366df0b96a2fcc8ba50bc5298fa /net/ipv6/ip6mr.c
parent04ee16bdf486061147c608410c2c9181352aaa3a (diff)
parent6f1989bc982bc176b0d63e028e9b7f23ae1b4583 (diff)
downloadlinux-168268a225d24da3768a88c1029fb3014b0837ca.tar.xz
Merge 'mmc/upstream' into late/mvebu2
These patches from the mmc tree were merged into v3.9 already and the later mvebu patches depend on them. Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'net/ipv6/ip6mr.c')
-rw-r--r--net/ipv6/ip6mr.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 26dcdec9e3a5..8fd154e5f079 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -1710,6 +1710,9 @@ int ip6_mroute_setsockopt(struct sock *sk, int optname, char __user *optval, uns
return -EINVAL;
if (get_user(v, (u32 __user *)optval))
return -EFAULT;
+ /* "pim6reg%u" should not exceed 16 bytes (IFNAMSIZ) */
+ if (v != RT_TABLE_DEFAULT && v >= 100000000)
+ return -EINVAL;
if (sk == mrt->mroute6_sk)
return -EBUSY;