V4L/DVB (9183): S2API: Return error of the caller provides 0 commands.

S2API: Return error of the caller provides 0 commands.

Signed-off-by: Steven Toth <stoth@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Steven Toth 2008-10-06 22:46:08 -03:00 committed by Mauro Carvalho Chehab
parent ef526f4246
commit 6068f50638

View File

@ -1344,7 +1344,7 @@ static int dvb_frontend_ioctl_properties(struct inode *inode, struct file *file,
/* Put an arbitrary limit on the number of messages that can
* be sent at once */
if (tvps->num > DTV_IOCTL_MAX_MSGS)
if ((tvps->num == 0) || (tvps->num > DTV_IOCTL_MAX_MSGS))
return -EINVAL;
tvp = (struct dtv_property *) kmalloc(tvps->num *
@ -1379,7 +1379,7 @@ static int dvb_frontend_ioctl_properties(struct inode *inode, struct file *file,
/* Put an arbitrary limit on the number of messages that can
* be sent at once */
if (tvps->num > DTV_IOCTL_MAX_MSGS)
if ((tvps->num == 0) || (tvps->num > DTV_IOCTL_MAX_MSGS))
return -EINVAL;
tvp = (struct dtv_property *) kmalloc(tvps->num *