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[04/37] it913x: avoid division by zero on error case

Message ID 1409798205-25645-4-git-send-email-crope@iki.fi (mailing list archive)
State New, archived
Headers show

Commit Message

Antti Palosaari Sept. 4, 2014, 2:36 a.m. UTC 
Error on init leaves some internal divisor zero, which causes oops
later. Fix it by populating divisors even it fails.

Signed-off-by: Antti Palosaari <crope@iki.fi>
---
 drivers/media/tuners/tuner_it913x.c | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/drivers/media/tuners/tuner_it913x.c b/drivers/media/tuners/tuner_it913x.c
index 3265d9a..cd20c5b 100644
--- a/drivers/media/tuners/tuner_it913x.c
+++ b/drivers/media/tuners/tuner_it913x.c
@@ -154,6 +154,9 @@  static int it913x_init(struct dvb_frontend *fe)
 		val = 16;
 		break;
 	case -ENODEV:
+		/* FIXME: these are just avoid divide by 0 */
+		state->tun_xtal = 2000;
+		state->tun_fdiv = 3;
 		return -ENODEV;
 	case 1:
 	default: