From: Grazvydas Ignotas <notasas@gmail.com>
Date: Sun, 14 Sep 2014 15:07:30 +0000 (+0300)
Subject: Input: ads7846: avoid a deadlock
X-Git-Tag: sz_173~89
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7a86414d402959803aae2576377ce1b158bc41ef;p=pandora-kernel.git

Input: ads7846: avoid a deadlock

problem caused by earlier hack (2ed0bced).

ads7846_stop() does disable_irq(), which waits for ads7846_irq() to
finish, but ads7846_irq() takes the same lock..
There is no need for that check as irq funcs are refcounted.
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