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net: dsa: microchip: initialize mutex before use

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Initialize mutex before use.  Avoid kernel complaint when
CONFIG_DEBUG_LOCK_ALLOC is enabled.

Fixes: b987e98e50 ("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>
This commit is contained in:
Tristram Ha 2018-11-02 19:23:41 -07:00 committed by David S. Miller
parent 2384d02520
commit 284fb78ed7
1 changed files with 5 additions and 5 deletions
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10
drivers/net/dsa/microchip/ksz_common.c
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@ -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;