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authorhimanshu.madhani@cavium.com <himanshu.madhani@cavium.com>2018-01-15 20:46:48 -0800
committerMartin K. Petersen <martin.petersen@oracle.com>2018-01-17 01:34:24 -0500
commit7ac0c332f96bb9688560726f5e80c097ed8de59a (patch)
treee84cba835f0e67de16a60f70ae45d6d44ef6add5 /drivers/scsi/qla2xxx/qla_init.c
parent3efc31f76dd7fc8a71cd86683909f637e9b7cadb (diff)
downloadlinux-7ac0c332f96bb9688560726f5e80c097ed8de59a.tar.bz2
scsi: qla2xxx: Fix warning in qla2x00_async_iocb_timeout()
This patch fixes following Smatch warning: drivers/scsi/qla2xxx/qla_init.c:130 qla2x00_async_iocb_timeout() error: we previously assumed 'fcport' could be null (see line 107) Fixes: 5c25d451163c ("scsi: qla2xxx: Fix NULL pointer access for fcport structure") Reported by: Dan Carpenter <dan.carpenter@oracle.com> 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_init.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_init.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 9c08222e4c8b..08ad1a60cb0d 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -117,6 +117,8 @@ qla2x00_async_iocb_timeout(void *data)
switch (sp->type) {
case SRB_LOGIN_CMD:
+ if (!fcport)
+ break;
/* Retry as needed. */
lio->u.logio.data[0] = MBS_COMMAND_ERROR;
lio->u.logio.data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ?
@@ -130,6 +132,8 @@ qla2x00_async_iocb_timeout(void *data)
qla24xx_handle_plogi_done_event(fcport->vha, &ea);
break;
case SRB_LOGOUT_CMD:
+ if (!fcport)
+ break;
qlt_logo_completion_handler(fcport, QLA_FUNCTION_TIMEOUT);
break;
case SRB_CT_PTHRU_CMD: