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[NETFILTER]: xt_hashlimit: fix mask calculation
authorPatrick McHardy <kaber@trash.net>
Wed, 9 Apr 2008 22:14:18 +0000 (15:14 -0700)
committerDavid S. Miller <davem@davemloft.net>
Wed, 9 Apr 2008 22:14:18 +0000 (15:14 -0700)
commit1b9b70ea2ebaab26c3e4fed385dfab6fc16359ed
treedad450564144193ea3591a491cc24665f4b22224tree | snapshot (tar.gz zip)
parentb41f5bfff73f244101b34f3603974ef7aeadf545commit | diff
[NETFILTER]: xt_hashlimit: fix mask calculation

Shifts larger than the data type are undefined, don't try to shift
an u32 by 32. Also remove some special-casing of bitmasks divisible
by 32.

Based on patch by Jan Engelhardt <jengelh@computergmbh.de>.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/netfilter/xt_hashlimit.c diff | blob | blame | history