Commit 1f01bfd2 authored by Oliver Hartkopp's avatar Oliver Hartkopp Committed by David S. Miller

can: SJA1000 add missing spin_lock_init()

As remarked by Sam Ravnborg the spin_lock variable, that has been introduced
in commit 57c8a456 ("can: Fix SJA1000 command
register writes on SMP systems") has not been initialized properly.

This patch adds the initialization to allow spinlock debugging.
Signed-off-by: default avatarOliver Hartkopp <socketcan@hartkopp.net>
CC: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 0f0b405c
......@@ -599,6 +599,8 @@ struct net_device *alloc_sja1000dev(int sizeof_priv)
priv->can.ctrlmode_supported = CAN_CTRLMODE_3_SAMPLES |
CAN_CTRLMODE_BERR_REPORTING;
spin_lock_init(&priv->cmdreg_lock);
if (sizeof_priv)
priv->priv = (void *)priv + sizeof(struct sja1000_priv);
......
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