video: backlight/progear, fix pci device refcounting
Stanse found an ommitted pci_dev_puts on error path in progearbl_probe. pmu_dev and sb_dev are gotten, but never put when backlight_device_register fails. So unify fail paths and put the devs when the failure occurs. Signed-off-by: NJiri Slaby <jslaby@suse.cz> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NRichard Purdie <rpurdie@linux.intel.com>
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