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V4L/DVB (6445): tuner-core: improve comments inside function fe_release()

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Explain who is responsible for freeing analog_demod_priv

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Michael Krufky 2007-10-22 18:15:39 -03:00 committed by Mauro Carvalho Chehab
parent af3b0f3f01
commit 4524c1aba5
1 changed files with 9 additions and 1 deletions
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10
drivers/media/video/tuner-core.c
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@ -103,7 +103,15 @@ static void fe_release(struct dvb_frontend *fe)
fe->ops.tuner_ops.release(fe);
fe->ops.analog_demod_ops = NULL;
/* DO NOT kfree(t->fe.analog_demod_priv) */
/* DO NOT kfree(fe->analog_demod_priv)
*
* If we are in this function, analog_demod_priv contains a pointer
* to struct tuner *t. This will be kfree'd in tuner_detach().
*
* Otherwise, fe->ops.analog_demod_ops->release will
* handle the cleanup for analog demodulator modules.
*/
fe->analog_demod_priv = NULL;
}