From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Date: Sun, 14 Sep 2014 20:20:19 +0000 (+0400)
Subject: i2c: rcar: check for no IRQ in rcar_i2c_irq()
X-Git-Tag: fixes-against-v3.18-rc2~33^2~15
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=aa5beaf62588d095398415af5d0e14c79e2478a3;p=pandora-kernel.git

i2c: rcar: check for no IRQ in rcar_i2c_irq()

Check if the ICMSR register (masked with the ICMIER register) evaluates to 0  in
the driver's interrupt handler and return IRQ_NONE in that case, like many other
drivers do.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
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