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USB: EHCI: fix divide-by-zero bug
authorAlan Stern <stern@rowland.harvard.edu>
Wed, 12 Nov 2008 22:02:57 +0000 (17:02 -0500)
committerGreg Kroah-Hartman <gregkh@suse.de>
Thu, 13 Nov 2008 22:45:06 +0000 (14:45 -0800)
This patch (as1164) fixes a bug in the EHCI scheduler.  The interval
value it uses is already in linear format, not logarithmically coded.
The existing code can sometimes crash the system by trying to divide
by zero.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Cc: David Brownell <david-b@pacbell.net>
Cc: Stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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