USB: power availability check for berry_charge
authorOliver Neukum <oliver@neukum.org>
Fri, 1 Feb 2008 21:44:40 +0000 (22:44 +0100)
committerGreg Kroah-Hartman <gregkh@suse.de>
Wed, 7 Jan 2009 17:59:51 +0000 (09:59 -0800)
this introduces a sanity check into berry_charge to give up before
damage is done if we lack juice.

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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