From cf694b141ea2973179756fd572dd5cdd064e1abf Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Sun, 10 Jul 2011 10:26:06 -0300 Subject: [PATCH] [media] drxk: Fix driver removal Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/frontends/drxk_hard.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/media/dvb/frontends/drxk_hard.c b/drivers/media/dvb/frontends/drxk_hard.c index aaef8e3..7ea73df 100644 --- a/drivers/media/dvb/frontends/drxk_hard.c +++ b/drivers/media/dvb/frontends/drxk_hard.c @@ -6431,6 +6431,18 @@ struct dvb_frontend *drxk_attach(const struct drxk_config *config, if (init_drxk(state) < 0) goto error; *fe_t = &state->t_frontend; + +#ifdef CONFIG_MEDIA_ATTACH + /* + * HACK: As this function initializes both DVB-T and DVB-C fe symbols, + * and calling it twice would create the state twice, leading into + * memory leaks, the right way is to call it only once. However, dvb + * release functions will call symbol_put twice. So, the solution is to + * artificially increment the usage count, in order to allow the + * driver to be released. + */ + symbol_get(drxk_attach); +#endif return &state->c_frontend; error: -- 2.7.4