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(parent: fcc1b68) | patch
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)
commit16be909c1d5ca8bcc41ac76f0bdac78db58e4336
tree840e634b3ff67c0a337de02947dc1b7e1b36817btree | snapshot
parentfcc1b68993f89655b26084faac856f42789dd344commit | diff
USB: EHCI: fix divide-by-zero bug

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>
drivers/usb/host/ehci-sched.c diff | blob | history
Linux Kernel Source Tree.