From: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Date: Tue, 6 May 2014 15:16:07 +0000 (+0200)
Subject: usb: gadget: atmel_usba: always test udc->driver
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~39^2~34^2~171^2~32
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bcdbc084ebab447f6eb1add7b953f125b0c8174b;p=pandora-kernel.git

usb: gadget: atmel_usba: always test udc->driver

Found using smatch: drivers/usb/gadget/atmel_usba_udc.c:1689 usba_udc_irq()
error: we previously assumed 'udc->driver' could be null (see line 1636)

Always test udc->driver before using its members.

Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
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