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regulator: fix use after free bug
authorLothar Waßmann <LW@KARO-electronics.de>
Mon, 28 Nov 2011 14:38:37 +0000 (15:38 +0100)
committerMark Brown <broonie@opensource.wolfsonmicro.com>
Mon, 28 Nov 2011 14:44:38 +0000 (14:44 +0000)
This is caused by dereferencing 'rdev' after device_unregister() in
the regulator_unregister() function.  'rdev' is freed by
device_unregister(), so it must not be dereferenced after this call.

[Edited commit message for legibility -- broonie]

Signed-off-by: Lothar Waßmann <LW@KARO-electronics.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

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