Commit dd49f30c authored Jan 27, 2008 by Douglas Schilling Landgraf Committed by Mauro Carvalho Chehab Feb 18, 2008

V4L/DVB (7092): radio-sf16fmr2: fix request_region() validation [bugzilla 9699]

This patch changed the request_region() validation to avoid invalid return.
Thanks to Roland Kletzing <devzero@web.de> for bug report and data collection.

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

parent 0e3301ec

drivers/media/radio/radio-sf16fmr2.c

+2 −3

Original line number	Diff line number	Diff line
		@@ -470,9 +470,8 @@ static int __init fmr2_init(void)

		mutex_init(&lock);

		if (request_region(io, 2, "sf16fmr2"))
		{
		printk(KERN_ERR "fmr2: port 0x%x already in use\n", io);
		if (!request_region(io, 2, "sf16fmr2")) {
		printk(KERN_ERR "radio-sf16fmr2: request_region failed!\n");
		return -EBUSY;
		}