diff options
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_def.h | 5 | ||||
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_init.c | 9 |
2 files changed, 14 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 527b2a2708a1..556376ce0259 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -990,6 +990,11 @@ struct mbx_cmd_32 { #define MBS_LINK_DOWN_ERROR 0x400B #define MBS_DIAG_ECHO_TEST_ERROR 0x400C +static inline bool qla2xxx_is_valid_mbs(unsigned int mbs) +{ + return MBS_COMMAND_COMPLETE <= mbs && mbs <= MBS_DIAG_ECHO_TEST_ERROR; +} + /* * ISP mailbox asynchronous event status codes */ diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 64c84e53011e..b3f1203bfe87 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -477,6 +477,9 @@ void qla24xx_handle_adisc_event(scsi_qla_host_t *vha, struct event_arg *ea) fcport->fw_login_state, ea->rc, fcport->login_gen, ea->sp->gen2, fcport->rscn_gen, ea->sp->gen1, fcport->loop_id); + WARN_ONCE(!qla2xxx_is_valid_mbs(ea->data[0]), "mbs: %#x\n", + ea->data[0]); + if (ea->data[0] != MBS_COMMAND_COMPLETE) { ql_dbg(ql_dbg_disc, vha, 0x2066, "%s %8phC: adisc fail: post delete\n", @@ -1893,6 +1896,9 @@ qla24xx_async_abort_command(srb_t *sp) static void qla24xx_handle_prli_done_event(struct scsi_qla_host *vha, struct event_arg *ea) { + WARN_ONCE(!qla2xxx_is_valid_mbs(ea->data[0]), "mbs: %#x\n", + ea->data[0]); + switch (ea->data[0]) { case MBS_COMMAND_COMPLETE: ql_dbg(ql_dbg_disc, vha, 0x2118, @@ -1978,6 +1984,9 @@ qla24xx_handle_plogi_done_event(struct scsi_qla_host *vha, struct event_arg *ea) return; } + WARN_ONCE(!qla2xxx_is_valid_mbs(ea->data[0]), "mbs: %#x\n", + ea->data[0]); + switch (ea->data[0]) { case MBS_COMMAND_COMPLETE: /* |