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mptcp: zero token hash at creation time.

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Otherwise the 'chain_len' filed will carry random values,
some token creation calls will fail due to excessive chain
length, causing unexpected fallback to TCP.

Fixes: 2c5ebd001d ("mptcp: refactor token container")
Reviewed-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Tested-by: Christoph Paasch <cpaasch@apple.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Paolo Abeni 2020-07-22 17:20:50 +02:00 committed by David S. Miller
parent bb809a047e
commit 6ab301c98f
1 changed files with 1 additions and 1 deletions
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2
net/mptcp/token.c
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@ -368,7 +368,7 @@ void __init mptcp_token_init(void)
sizeof(struct token_bucket),
0,
20,/* one slot per 1MB of memory */
0,
HASH_ZERO,
NULL,
&token_mask,
0,