scsi: qla2xxx: Fix crash in qla2xxx_eh_abort on bad ptr
commit 5f7c2beef819d9ea2d1b814edf6f5981420e9cf8 upstream.
After a Qlogic card breaks when initializing (test case), the system can
crash in qla2xxx_eh_abort if processing anything but a scsi command type
srb.
Fixes: 1535aa75a3d8 ("scsi: qla2xxx: fix invalid DMA access after command aborts in PCI device remove")
Signed-off-by: Bill Kuzeja <william.kuzeja@stratus.com>
Acked-By: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 734e592..f9b52a4 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1464,7 +1464,8 @@
/* Don't abort commands in adapter during EEH
* recovery as it's not accessible/responding.
*/
- if (GET_CMD_SP(sp) && !ha->flags.eeh_busy) {
+ if (GET_CMD_SP(sp) && !ha->flags.eeh_busy &&
+ (sp->type == SRB_SCSI_CMD)) {
/* Get a reference to the sp and drop the lock.
* The reference ensures this sp->done() call
* - and not the call in qla2xxx_eh_abort() -