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authorQuinn Tran <quinn.tran@cavium.com>2018-08-02 23:16:47 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2018-08-02 23:56:18 +0300
commit22ebde16f141a5602a5e7c090aac7d50eb05f475 (patch)
tree2685cfedfc4b98554ad799aaf78898c4c1aa560c /drivers/scsi/qla2xxx/qla_inline.h
parent7e84766c9bceb4fc687f483a4cc2bff06f89a563 (diff)
downloadlinux-22ebde16f141a5602a5e7c090aac7d50eb05f475.tar.xz
scsi: qla2xxx: Prevent sysfs access when chip is down
Prevent user from sending commands through sysfs while firmware is not running or reset is in progress. Signed-off-by: Quinn Tran <quinn.tran@cavium.com> Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_inline.h')
-rw-r--r--drivers/scsi/qla2xxx/qla_inline.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h
index bcbdf28bd7b9..acf6511e8ef7 100644
--- a/drivers/scsi/qla2xxx/qla_inline.h
+++ b/drivers/scsi/qla2xxx/qla_inline.h
@@ -202,6 +202,12 @@ qla2x00_reset_active(scsi_qla_host_t *vha)
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags);
}
+static inline int
+qla2x00_chip_is_down(scsi_qla_host_t *vha)
+{
+ return (qla2x00_reset_active(vha) || !vha->hw->flags.fw_started);
+}
+
static inline srb_t *
qla2xxx_get_qpair_sp(struct qla_qpair *qpair, fc_port_t *fcport, gfp_t flag)
{