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mfd: Check for twl4030-madc NULL pointer
authorKyle Manna <kyle@kylemanna.com>
Fri, 12 Aug 2011 03:33:14 +0000 (22:33 -0500)
committerSamuel Ortiz <sameo@linux.intel.com>
Tue, 6 Sep 2011 14:37:59 +0000 (16:37 +0200)
If the twl4030-madc device wasn't registered, and another device, such
as twl4030-madc-hwmon, calls twl4030_madc_conversion() a NULL pointer is
dereferenced.

Signed-off-by: Kyle Manna <kyle@kylemanna.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

No differences found
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