diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-06-10 05:30:17 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-06-10 05:30:17 -0300 |
| commit | d635711daa98be86d4c7fd01499c34f566b54ccb (patch) | |
| tree | aa5cc3760a27c3d57146498cb82fa549547de06c /drivers/scsi/aacraid/commctrl.c | |
| parent | c91265cd0efb83778f015b4d4b1129bd2cfd075e (diff) | |
Linux-libre 4.6.2-gnu
Diffstat (limited to 'drivers/scsi/aacraid/commctrl.c')
| -rw-r--r-- | drivers/scsi/aacraid/commctrl.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/scsi/aacraid/commctrl.c b/drivers/scsi/aacraid/commctrl.c index 54195a117..4b3bb52b5 100644 --- a/drivers/scsi/aacraid/commctrl.c +++ b/drivers/scsi/aacraid/commctrl.c @@ -855,13 +855,20 @@ int aac_do_ioctl(struct aac_dev * dev, int cmd, void __user *arg) { int status; + mutex_lock(&dev->ioctl_mutex); + + if (dev->adapter_shutdown) { + status = -EACCES; + goto cleanup; + } + /* * HBA gets first crack */ status = aac_dev_ioctl(dev, cmd, arg); if (status != -ENOTTY) - return status; + goto cleanup; switch (cmd) { case FSACTL_MINIPORT_REV_CHECK: @@ -890,6 +897,10 @@ int aac_do_ioctl(struct aac_dev * dev, int cmd, void __user *arg) status = -ENOTTY; break; } + +cleanup: + mutex_unlock(&dev->ioctl_mutex); + return status; } |