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| author | Bart Van Assche <bvanassche@acm.org> | 2021-03-21 00:23:59 +0100 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-03-25 02:47:21 +0100 |
| commit | e5406d8ad4a1659f4d4d1b39fe203855c4eaef2d (patch) | |
| tree | 07680dd9599282246fee7619230f1ef2a6f9df24 /drivers | |
| parent | scsi: qla2xxx: Always check the return value of qla24xx_get_isp_stats() (diff) | |
| download | linux-e5406d8ad4a1659f4d4d1b39fe203855c4eaef2d.tar.xz linux-e5406d8ad4a1659f4d4d1b39fe203855c4eaef2d.zip | |
scsi: qla2xxx: Check kzalloc() return value
Instead of crashing if kzalloc() fails, make qla2x00_get_host_stats()
return -ENOMEM.
Link: https://lore.kernel.org/r/20210320232359.941-8-bvanassche@acm.org
Fixes: dbf1f53cfd23 ("scsi: qla2xxx: Implementation to get and manage host, target stats and initiator port")
Cc: Himanshu Madhani <himanshu.madhani@oracle.com>
Cc: Saurav Kashyap <skashyap@marvell.com>
Cc: Nilesh Javali <njavali@marvell.com>
Cc: Quinn Tran <qutran@marvell.com>
Cc: Mike Christie <michael.christie@oracle.com>
Cc: Daniel Wagner <dwagner@suse.de>
Cc: Lee Duncan <lduncan@suse.com>
Reviewed-by: Daniel Wagner <dwagner@suse.de>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Acked-by: Saurav Kashyap <skashyap@marvell.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_bsg.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_bsg.c b/drivers/scsi/qla2xxx/qla_bsg.c index bee8cf9f8123..bc84b2f389f8 100644 --- a/drivers/scsi/qla2xxx/qla_bsg.c +++ b/drivers/scsi/qla2xxx/qla_bsg.c @@ -2583,6 +2583,10 @@ qla2x00_get_host_stats(struct bsg_job *bsg_job) } data = kzalloc(response_len, GFP_KERNEL); + if (!data) { + kfree(req_data); + return -ENOMEM; + } ret = qla2xxx_get_ini_stats(fc_bsg_to_shost(bsg_job), req_data->stat_type, data, response_len); |