On 04/28/2017 07:14 AM, David Miller wrote:

From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Fri, 28 Apr 2017 14:10:48 +0800

quoted

The commit 6d684e54690c ("rhashtable: Cap total number of entries
to 2^31") breaks rhashtable users that do not set max_size.  This
is because when max_size is zero max_elems is also incorrectly set
to zero instead of 2^31.

This patch fixes it by only lowering max_elems when max_size is not
zero.

Fixes: 6d684e54690c ("rhashtable: Cap total number of entries to 2^31")
Reported-by: Florian Fainelli <f.fainelli@gmail.com>
Reported-by: kernel test robot <redacted>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

Tested-by: Florian Fainelli <f.fainelli@gmail.com>

Thanks Herbert
-- 
Florian