V4L/DVB (5935): dvb_frontend: Range check of frequency and symbol rate
V4L/DVB (5935): dvb_frontend: Range check of frequency and symbol rate

Add range check of frequency and symbol rate to the FE_SET_FRONTEND ioctl.

This will also avoid a divide-by zero exception in the stv0297 driver,
if symbol rate is set to 0.

Signed-off-by: Oliver Endriss <9b3f86b56e4ec8d638cb909e38a925ff6631c42a@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <ad86ba2154032c9f55743a190faa2459a9d61d42@infradead.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas