diff options
| author | Douglas Schilling Landgraf <dougsland@gmail.com> | 2008-01-27 20:29:51 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-02-18 17:14:59 +0300 |
| commit | dd49f30ca032464839085ec3a54dd9917829c891 (patch) | |
| tree | b2ea8b10b282f5579dcb3f29264cd7b5caba141c /drivers/media/radio/radio-sf16fmr2.c | |
| parent | 0e3301ec23000ffbbe28771eb79628856a9a2f84 (diff) | |
| download | linux-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.c | 5 |
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; } |