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authorAndrew Yourtchenko <ayourtch@gmail.com>2019-08-26 12:58:48 +0000
committerDamjan Marion <dmarion@me.com>2019-09-02 18:30:34 +0000
commitde6faf9319216ed22abff93bf8c990241e1ff5f1 (patch)
tree59e66b3d2358d4bb14f70d803c1a4344ddcf7391
parent404e24de56c278507171a5af290169e6fc12d9fd (diff)
ip: ip6_preflen_to_mask incorrect result for prefix len > 64
The as_u64[0] in the result was not correctly filled in for longer prefix lengths. Type: fix Fixes: 1c7104514c Change-Id: I871772c618475396d1c1c4c699ff77e35097f07e Signed-off-by: Andrew Yourtchenko <ayourtch@gmail.com> (cherry picked from commit 59ac9c23c47962fbbd935e7075ff7ee89e955847)
-rw-r--r--src/vnet/ip/ip.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/vnet/ip/ip.c b/src/vnet/ip/ip.c
index 133767bd06c..c5b43d446be 100644
--- a/src/vnet/ip/ip.c
+++ b/src/vnet/ip/ip.c
@@ -235,6 +235,7 @@ ip6_preflen_to_mask (u8 pref_len, ip6_address_t * mask)
}
else
{
+ mask->as_u64[0] = 0xffffffffffffffffL;
mask->as_u64[1] =
clib_host_to_net_u64 (0xffffffffffffffffL << (128 - pref_len));
}