diff options
| author | Sigmund Augdal Helberg <sigmund@snap.tv> | 2006-06-21 10:35:48 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-06-25 02:05:19 -0300 |
| commit | 77e0be12100a3d40abfa46ef54c323b6cfff41ed (patch) | |
| tree | e0fd08dc93099a49e999404328fefc9082c64a9c /drivers/media/dvb/bt8xx | |
| parent | b32474cb8341bb828f2c2800d5dd615b7cd02182 (diff) | |
V4L/DVB (4176): Bug-fix: Fix memory overflow
Do not overflow kernel memory when more than BT878_MAX devices are
present.
Signed-off-by: Sigmund Augdal Helberg <sigmund@snap.tv>
Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/dvb/bt8xx')
| -rw-r--r-- | drivers/media/dvb/bt8xx/bt878.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/media/dvb/bt8xx/bt878.c b/drivers/media/dvb/bt8xx/bt878.c index 5500f8a0ffe..47281c90514 100644 --- a/drivers/media/dvb/bt8xx/bt878.c +++ b/drivers/media/dvb/bt8xx/bt878.c @@ -417,6 +417,11 @@ static int __devinit bt878_probe(struct pci_dev *dev, printk(KERN_INFO "bt878: Bt878 AUDIO function found (%d).\n", bt878_num); + if (bt878_num >= BT878_MAX) { + printk(KERN_ERR "bt878: Too many devices inserted\n"); + result = -ENOMEM; + goto fail0; + } if (pci_enable_device(dev)) return -EIO; |