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authorBart Van Assche <bvanassche@acm.org>2019-04-18 00:44:35 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2019-04-30 00:24:51 +0300
commit219d27d7147e07fe899a781bd72f9180b78c3852 (patch)
tree6e5335018bb6da9bdaf457a810ca5bfd65dbf2a6 /drivers/scsi/qla2xxx/qla_def.h
parent982cc4be05d6d0d8b15b1340416737ad60bddcae (diff)
downloadlinux-219d27d7147e07fe899a781bd72f9180b78c3852.tar.xz
scsi: qla2xxx: Fix race conditions in the code for aborting SCSI commands
In the *_done() functions, instead of returning early if sp->ref_count >= 2, only decrement sp->ref_count. In qla2xxx_eh_abort(), instead of deciding what to do based on the value of sp->ref_count, decide which action to take depending on the completion status of the firmware abort. Remove srb.cwaitq and use srb.comp instead. In qla2x00_abort_srb(), call isp_ops->abort_command() directly instead of calling qla2xxx_eh_abort(). Cc: Himanshu Madhani <hmadhani@marvell.com> Cc: Giridhar Malavali <gmalavali@marvell.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Acked-by: Himanshu Madhani <hmadhani@marvell.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_def.h')
-rw-r--r--drivers/scsi/qla2xxx/qla_def.h1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 6dd2d41713c9..8acaeba98da1 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -546,7 +546,6 @@ typedef struct srb {
int rc;
int retry_count;
struct completion *comp;
- wait_queue_head_t *cwaitq;
union {
struct srb_iocb iocb_cmd;
struct bsg_job *bsg_job;