diff options
| -rw-r--r-- | drivers/i2c/i2c-atr.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/i2c/i2c-atr.c b/drivers/i2c/i2c-atr.c index 8a5d9247fd29..4f78e75b63a0 100644 --- a/drivers/i2c/i2c-atr.c +++ b/drivers/i2c/i2c-atr.c @@ -240,6 +240,7 @@ i2c_atr_find_mapping_by_addr(struct i2c_atr_chan *chan, u16 addr) struct i2c_atr *atr = chan->atr; struct i2c_atr_alias_pair *c2a; struct list_head *alias_pairs; + bool found = false; u16 alias; int ret; @@ -258,11 +259,14 @@ i2c_atr_find_mapping_by_addr(struct i2c_atr_chan *chan, u16 addr) if (unlikely(list_empty(alias_pairs))) return NULL; - list_for_each_entry_reverse(c2a, alias_pairs, node) - if (!c2a->fixed) + list_for_each_entry_reverse(c2a, alias_pairs, node) { + if (!c2a->fixed) { + found = true; break; + } + } - if (c2a->fixed) + if (!found) return NULL; atr->ops->detach_addr(atr, chan->chan_id, c2a->addr); |