linux-kernel - linux-next: build warning after merge of the drm-misc tree

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Date:   Tue, 22 Nov 2016 12:45:20 +1100
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     Daniel Vetter <daniel.vetter@...ll.ch>,
        Intel Graphics <intel-gfx@...ts.freedesktop.org>,
        DRI <dri-devel@...ts.freedesktop.org>
Cc:     linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
        Bjorn Helgaas <bhelgaas@...gle.com>
Subject: linux-next: build warning after merge of the drm-misc tree

Hi all,

After merging the drm-misc tree, today's linux-next build (arm
multi_v7_defconfig) produced this warning:

In file included from include/linux/pci.h:30:0,
                 from drivers/gpu/vga/vgaarb.c:40:
drivers/gpu/vga/vgaarb.c: In function 'vga_arb_device_init':
include/linux/device.h:1214:36: warning: 'dev' may be used uninitialized in this function [-Wmaybe-uninitialized]
 #define dev_info(dev, fmt, arg...) _dev_info(dev, fmt, ##arg)
                                    ^
drivers/gpu/vga/vgaarb.c:1410:17: note: 'dev' was declared here
  struct device *dev;
                 ^

Introduced by commit

  a75d68f62106 ("vgaarb: Use dev_printk() when possible")

-- 
Cheers,
Stephen Rothwell