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multipath: Zero padding bytes in fields before hashing.
author
Ben Pfaff
<blp@nicira.com>
Wed, 29 Dec 2010 06:23:43 +0000
(22:23 -0800)
committer
Ben Pfaff
<blp@nicira.com>
Wed, 29 Dec 2010 06:32:13 +0000
(22:32 -0800)
Otherwise the hash includes 3 bytes of trailing indeterminate data.
Reported-by: Pankaj Thakkar <thakkar@nicira.com>
lib/multipath.c
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diff --git
a/lib/multipath.c
b/lib/multipath.c
index
7d4b541
..
13f88ff
100644
(file)
--- a/
lib/multipath.c
+++ b/
lib/multipath.c
@@
-99,6
+99,7
@@
hash_symmetric_l4(const struct flow *flow, uint16_t basis)
int i;
+ memset(&fields, 0, sizeof fields);
for (i = 0; i < ETH_ADDR_LEN; i++) {
fields.eth_addr[i] = flow->dl_src[i] ^ flow->dl_dst[i];
}