diff options
| author | Tristram Ha <Tristram.Ha@microchip.com> | 2018-11-02 19:23:41 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-11-02 23:56:34 -0700 |
| commit | 284fb78ed7572117846f8e1d1d8e3dbfd16880c2 (patch) | |
| tree | f4b7e53eec33c7b85d5cc895ce8750b1ef02e983 | |
| parent | 2384d02520ff2a916169b2fd85ea50e923ed56c2 (diff) | |
net: dsa: microchip: initialize mutex before use
Initialize mutex before use. Avoid kernel complaint when
CONFIG_DEBUG_LOCK_ALLOC is enabled.
Fixes: b987e98e50ab90e5 ("dsa: add DSA switch driver for Microchip KSZ9477")
Signed-off-by: Tristram Ha <Tristram.Ha@microchip.com>
Reviewed-by: Pavel Machek <pavel@ucw.cz>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/dsa/microchip/ksz_common.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 54e0ca6ed730..86b6464b4525 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -1117,11 +1117,6 @@ static int ksz_switch_init(struct ksz_device *dev) { int i; - mutex_init(&dev->reg_mutex); - mutex_init(&dev->stats_mutex); - mutex_init(&dev->alu_mutex); - mutex_init(&dev->vlan_mutex); - dev->ds->ops = &ksz_switch_ops; for (i = 0; i < ARRAY_SIZE(ksz_switch_chips); i++) { @@ -1206,6 +1201,11 @@ int ksz_switch_register(struct ksz_device *dev) if (dev->pdata) dev->chip_id = dev->pdata->chip_id; + mutex_init(&dev->reg_mutex); + mutex_init(&dev->stats_mutex); + mutex_init(&dev->alu_mutex); + mutex_init(&dev->vlan_mutex); + if (ksz_switch_detect(dev)) return -EINVAL; |