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path: root/drivers/block/pktcdvd.c
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Diffstat (limited to 'drivers/block/pktcdvd.c')
-rw-r--r--drivers/block/pktcdvd.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index bde2c64..451b996 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -2577,19 +2577,19 @@ static int pkt_ctl_ioctl(struct inode *inode, struct file *file, unsigned int cm
case PKT_CTRL_CMD_SETUP:
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
- mutex_lock(&ctl_mutex);
+ mutex_lock_nested(&ctl_mutex, SINGLE_DEPTH_NESTING);
ret = pkt_setup_dev(&ctrl_cmd);
mutex_unlock(&ctl_mutex);
break;
case PKT_CTRL_CMD_TEARDOWN:
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
- mutex_lock(&ctl_mutex);
+ mutex_lock_nested(&ctl_mutex, SINGLE_DEPTH_NESTING);
ret = pkt_remove_dev(&ctrl_cmd);
mutex_unlock(&ctl_mutex);
break;
case PKT_CTRL_CMD_STATUS:
- mutex_lock(&ctl_mutex);
+ mutex_lock_nested(&ctl_mutex, SINGLE_DEPTH_NESTING);
pkt_get_status(&ctrl_cmd);
mutex_unlock(&ctl_mutex);
break;
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