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authorDouglas Schilling Landgraf <dougsland@gmail.com>2008-01-27 20:29:51 +0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-02-18 17:14:59 +0300
commitdd49f30ca032464839085ec3a54dd9917829c891 (patch)
treeb2ea8b10b282f5579dcb3f29264cd7b5caba141c /drivers/media/radio/radio-sf16fmr2.c
parent0e3301ec23000ffbbe28771eb79628856a9a2f84 (diff)
downloadlinux-dd49f30ca032464839085ec3a54dd9917829c891.tar.xz
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>
Diffstat (limited to 'drivers/media/radio/radio-sf16fmr2.c')
-rw-r--r--drivers/media/radio/radio-sf16fmr2.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/media/radio/radio-sf16fmr2.c b/drivers/media/radio/radio-sf16fmr2.c
index f7c8b000404f..ebc5fbbc38bb 100644
--- a/drivers/media/radio/radio-sf16fmr2.c
+++ b/drivers/media/radio/radio-sf16fmr2.c
@@ -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;
}