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author | 2017-04-03 09:28:43 +0200 | |
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committer | 2017-04-03 14:07:31 +0200 | |
commit | 8d4d159f25a79bdaf1f8ae5536471ba9b26b26c2 (patch) | |
tree | 693efa15f15634021ed62ed1b6423ceaeb9c5f65 /drivers/i2c | |
parent | i2c: mux: pca954x: make use of raw_spinlock variants (diff) | |
download | linux-8d4d159f25a79bdaf1f8ae5536471ba9b26b26c2.tar.gz linux-8d4d159f25a79bdaf1f8ae5536471ba9b26b26c2.tar.bz2 linux-8d4d159f25a79bdaf1f8ae5536471ba9b26b26c2.zip |
i2c: mux: provide more info on failure in i2c_mux_add_adapter
No callers then need to report any further info, thus reducing both the
amount of code and the log noise.
Reviewed-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Peter Rosin <peda@axentia.se>
Diffstat (limited to 'drivers/i2c')
-rw-r--r-- | drivers/i2c/i2c-mux.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/i2c/i2c-mux.c b/drivers/i2c/i2c-mux.c index 2178266bca79..26f7237558ba 100644 --- a/drivers/i2c/i2c-mux.c +++ b/drivers/i2c/i2c-mux.c @@ -395,13 +395,16 @@ int i2c_mux_add_adapter(struct i2c_mux_core *muxc, if (force_nr) { priv->adap.nr = force_nr; ret = i2c_add_numbered_adapter(&priv->adap); + dev_err(&parent->dev, + "failed to add mux-adapter %u as bus %u (error=%d)\n", + chan_id, force_nr, ret); } else { ret = i2c_add_adapter(&priv->adap); + dev_err(&parent->dev, + "failed to add mux-adapter %u (error=%d)\n", + chan_id, ret); } if (ret < 0) { - dev_err(&parent->dev, - "failed to add mux-adapter (error=%d)\n", - ret); kfree(priv); return ret; } |