From: Mauro Carvalho Chehab <mchehab@infradead.org>
Date: Sun, 27 Jan 2008 17:43:20 +0000 (-0300)
Subject: V4L/DVB (7093): radio-sf16fmi: fix request_region()
X-Git-Tag: upstream/snapshot3+hdmi~27080^2~40
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e08a8c9dc7d247ec2a98ea2d7ac5ecea6af5593c;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

V4L/DVB (7093): radio-sf16fmi: fix request_region()

isapnp_fmi_probe attaches device. However, if request_region() fails, the
device isn't disattached.

Reviewed-by: Douglas Schilling Landgraf <dougsland@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
---

diff --git a/drivers/media/radio/radio-sf16fmi.c b/drivers/media/radio/radio-sf16fmi.c
index 3118bda..53e1148 100644
--- a/drivers/media/radio/radio-sf16fmi.c
+++ b/drivers/media/radio/radio-sf16fmi.c
@@ -361,6 +361,7 @@ static int __init fmi_init(void)
 	}
 	if (!request_region(io, 2, "radio-sf16fmi")) {
 		printk(KERN_ERR "radio-sf16fmi: port 0x%x already in use\n", io);
+		pnp_device_detach(dev);
 		return -EBUSY;
 	}