[media] drxk: Fix driver removal

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2011-07-10 10:26:06 -03:00
parent 90796acad0
commit cf694b141e

View File

@ -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: