Clean up and error out if dvb_net_init fails (for example when
running out of memory).
>From an audit of dvb_net_init callers, now that dvb_net_init
has learned to return a nonzero value from time to time.
Signed-off-by: Jonathan Nieder <jrnieder@xxxxxxxxx>
---
drivers/media/dvb/bt8xx/dvb-bt8xx.c | 8 +++++++-
1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/drivers/media/dvb/bt8xx/dvb-bt8xx.c b/drivers/media/dvb/bt8xx/dvb-bt8xx.c
index 6aa3b486e865..94e01b47784f 100644
--- a/drivers/media/dvb/bt8xx/dvb-bt8xx.c
+++ b/drivers/media/dvb/bt8xx/dvb-bt8xx.c
@@ -779,7 +779,11 @@ static int __devinit dvb_bt8xx_load_card(struct dvb_bt8xx_card *card, u32 type)
goto err_remove_mem_frontend;
}
- dvb_net_init(&card->dvb_adapter, &card->dvbnet, &card->demux.dmx);
+ result = dvb_net_init(&card->dvb_adapter, &card->dvbnet, &card->demux.dmx);
+ if (result < 0) {
+ printk("dvb_bt8xx: dvb_net_init failed (errno = %d)\n", result);
+ goto err_disconnect_frontend;
+ }
tasklet_init(&card->bt->tasklet, dvb_bt8xx_task, (unsigned long) card);
@@ -787,6 +791,8 @@ static int __devinit dvb_bt8xx_load_card(struct dvb_bt8xx_card *card, u32 type)
return 0;
+err_disconnect_frontend:
+ card->demux.dmx.disconnect_frontend(&card->demux.dmx);
err_remove_mem_frontend:
card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
err_remove_hw_frontend:
--
1.7.8.2+next.20111228
--
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