diff options
| author | Quinn Tran <qtran@marvell.com> | 2019-02-16 01:37:18 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2019-02-20 02:58:36 +0300 |
| commit | b726d99d72fd4b36ae82efb35d0073b0c9441205 (patch) | |
| tree | a9e8b8cc7698e224a2070ccbccb5a1732488743b | |
| parent | 4910b524ac9e61b70e35280877361b790a657d48 (diff) | |
| download | linux-b726d99d72fd4b36ae82efb35d0073b0c9441205.tar.xz | |
scsi: qla2xxx: Prevent SysFS access when chip is down
Prevent user from sending commands through sysfs while FW is not running or
reset is in progress.
Signed-off-by: Quinn Tran <qtran@marvell.com>
Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_attr.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index ee9f943f4d07..f8fd482a06e0 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -543,6 +543,9 @@ qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj, if (unlikely(pci_channel_offline(ha->pdev))) return 0; + if (qla2x00_chip_is_down(vha)) + return 0; + if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size || !ha->isp_ops->write_nvram) return 0; |