diff options
| author | Max Kellermann <max.kellermann@gmail.com> | 2016-08-10 00:32:26 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-11-18 20:05:44 +0300 |
| commit | 22a613e89825ea7a3984a968463cc6d425bd8856 (patch) | |
| tree | ec1841642bf43f88cf9b89323315dfca7418d0d6 /drivers/media/dvb-core | |
| parent | 4d5030b69bb4880a760406a6d3d519f02b9351dc (diff) | |
| download | linux-22a613e89825ea7a3984a968463cc6d425bd8856.tar.xz | |
[media] dvb_frontend: merge duplicate dvb_tuner_ops.release implementations
Most release callback functions are identical: free the "tuner_priv"
and clear it. Let's eliminate some bloat by providing this simple
implementation in the dvb_frontend library.
Signed-off-by: Max Kellermann <max.kellermann@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/dvb-core')
| -rw-r--r-- | drivers/media/dvb-core/dvb_frontend.c | 9 | ||||
| -rw-r--r-- | drivers/media/dvb-core/dvb_frontend.h | 7 |
2 files changed, 16 insertions, 0 deletions
diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c index cdb7048874c5..7c4a50b0b963 100644 --- a/drivers/media/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb-core/dvb_frontend.c @@ -174,6 +174,15 @@ static bool has_get_frontend(struct dvb_frontend *fe) return fe->ops.get_frontend != NULL; } +int +dvb_tuner_simple_release(struct dvb_frontend *fe) +{ + kfree(fe->tuner_priv); + fe->tuner_priv = NULL; + return 0; +} +EXPORT_SYMBOL(dvb_tuner_simple_release); + /* * Due to DVBv3 API calls, a delivery system should be mapped into one of * the 4 DVBv3 delivery systems (FE_QPSK, FE_QAM, FE_OFDM or FE_ATSC), diff --git a/drivers/media/dvb-core/dvb_frontend.h b/drivers/media/dvb-core/dvb_frontend.h index fb6e84811504..6b675a833520 100644 --- a/drivers/media/dvb-core/dvb_frontend.h +++ b/drivers/media/dvb-core/dvb_frontend.h @@ -267,6 +267,13 @@ struct dvb_tuner_ops { }; /** + * A common default implementation for dvb_tuner_ops.release. All it + * does is kfree() the tuner_priv and assign NULL to it. + */ +int +dvb_tuner_simple_release(struct dvb_frontend *fe); + +/** * struct analog_demod_info - Information struct for analog TV part of the demod * * @name: Name of the analog TV demodulator |