diff options
Diffstat (limited to 'drivers/firewire/fw-device.h')
| -rw-r--r-- | drivers/firewire/fw-device.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/firewire/fw-device.h b/drivers/firewire/fw-device.h index 8ef6ec2ca21c..008a7908a865 100644 --- a/drivers/firewire/fw-device.h +++ b/drivers/firewire/fw-device.h @@ -23,6 +23,7 @@ #include <linux/cdev.h> #include <linux/idr.h> #include <linux/rwsem.h> +#include <linux/spinlock.h> #include <asm/atomic.h> enum fw_device_state { @@ -64,6 +65,8 @@ struct fw_device { bool cmc; struct fw_card *card; struct device device; + /* to prevent deadlocks, never take this lock with card->lock held */ + spinlock_t client_list_lock; struct list_head client_list; u32 *config_rom; size_t config_rom_length; |