diff options
author | Lars-Peter Clausen <lars@metafoo.de> | 2009-11-04 11:13:15 +0100 |
---|---|---|
committer | Lars-Peter Clausen <lars@metafoo.de> | 2009-11-04 11:13:15 +0100 |
commit | 811d500d14db87326311d20868d3d593b6296a28 (patch) | |
tree | 6d98745feed687bf0287e20654fb0d81113c32ff | |
parent | bbda94845c28b7b2c6c207d168f2d5782807ad03 (diff) |
neo1973_wm8753: Sanity check: Don't try to write registers if amp i2c device is
not registered.
-rw-r--r-- | sound/soc/s3c24xx/neo1973_wm8753.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/soc/s3c24xx/neo1973_wm8753.c b/sound/soc/s3c24xx/neo1973_wm8753.c index 7f28af2058e..262db4651b4 100644 --- a/sound/soc/s3c24xx/neo1973_wm8753.c +++ b/sound/soc/s3c24xx/neo1973_wm8753.c @@ -50,6 +50,9 @@ static struct lm4857 { static void lm4857_write_regs(void) { + if (!lm4857.i2c) + return; + if (i2c_master_send(lm4857.i2c, lm4857.regs, 4) != 4) printk(KERN_ERR "lm4857: i2c write failed\n"); } |