diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2012-07-20 14:11:57 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-07-31 06:16:45 +0400 |
| commit | e04f4b2debc84ab801ee26f0e4c1c99e3ac2bd04 (patch) | |
| tree | 3afd603bb6bb6567f4ab8e6fc209af55e83ecd67 /drivers/media/dvb/frontends | |
| parent | d1b4a085fbd31d182a19f8a0c5144e4f5e831b8a (diff) | |
| download | linux-e04f4b2debc84ab801ee26f0e4c1c99e3ac2bd04.tar.xz | |
[media] dib8000: move dereference after check for NULL
My static checker complains that we dereference "state" inside the call
to fft_to_mode() before checking for NULL. The comments say that it is
possible for "state" to be NULL so I have moved the dereference after
the check.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb/frontends')
| -rw-r--r-- | drivers/media/dvb/frontends/dib8000.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/media/dvb/frontends/dib8000.c b/drivers/media/dvb/frontends/dib8000.c index 9ca34f495009..1f3bcb5a1de8 100644 --- a/drivers/media/dvb/frontends/dib8000.c +++ b/drivers/media/dvb/frontends/dib8000.c @@ -2680,12 +2680,14 @@ static int dib8000_tune(struct dvb_frontend *fe) { struct dib8000_state *state = fe->demodulator_priv; int ret = 0; - u16 lock, value, mode = fft_to_mode(state); + u16 lock, value, mode; // we are already tuned - just resuming from suspend if (state == NULL) return -EINVAL; + mode = fft_to_mode(state); + dib8000_set_bandwidth(fe, state->fe[0]->dtv_property_cache.bandwidth_hz / 1000); dib8000_set_channel(state, 0, 0); |