From: Mitch A Williams <mitch.a.williams@intel.com>
Date: Sat, 30 Jun 2012 00:23:19 +0000 (+0000)
Subject: igbvf: fix divide by zero
X-Git-Tag: v3.5-rc6~18^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0e90b49ca4b891f085b57559a3071a4feefb496c;p=pandora-kernel.git

igbvf: fix divide by zero

Using ethtool -C ethX rx-usecs 0 crashes with a divide by zero.
Refactor this function to fix this issue and make it more clear
what the intent of each conditional is. Add comment regarding
using a setting of zero.

CC: stable <stable@vger.kernel.org> [3.3+]
CC: David Ahern <daahern@cisco.com>
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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