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[PATCH] dvb: usb: dtt200u: copy frontend_ops before modifying

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Fix: copy frontend_ops before modifying

Signed-off-by: Ye Jianjun (Joey) <joeyye@trident.com.cn>
Signed-off-by: Patrick Boettcher <pb@linuxtv.org>
Signed-off-by: Johannes Stezenbach <js@linuxtv.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Ye Jianjun (Joey 2005-09-09 13:02:44 -07:00 committed by Linus Torvalds
parent 54127d64d2
commit 43bc3f41e4
1 changed files with 3 additions and 1 deletions
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4
drivers/media/dvb/dvb-usb/dtt200u-fe.c
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@ -18,6 +18,7 @@ struct dtt200u_fe_state {
struct dvb_frontend_parameters fep;
struct dvb_frontend frontend;
struct dvb_frontend_ops ops;
};
static int dtt200u_fe_read_status(struct dvb_frontend* fe, fe_status_t *stat)
@ -163,8 +164,9 @@ struct dvb_frontend* dtt200u_fe_attach(struct dvb_usb_device *d)
deb_info("attaching frontend dtt200u\n");
state->d = d;
memcpy(&state->ops,&dtt200u_fe_ops,sizeof(struct dvb_frontend_ops));
state->frontend.ops = &dtt200u_fe_ops;
state->frontend.ops = &state->ops;
state->frontend.demodulator_priv = state;
goto success;