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author | Masanari Iida <standby24x7@gmail.com> | 2013-02-08 06:57:44 (GMT) |
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committer | James Bottomley <JBottomley@Parallels.com> | 2013-02-22 12:21:49 (GMT) |
commit | 552f3f9aca3b8aee5b1b52bece6771d3275ca744 (patch) | |
tree | 2f542561ffb1c97ad19c4e38ef2c28e732485b0f /drivers/scsi | |
parent | a865c50a64f1c0c27fc0be0652b6a352f537cb6f (diff) | |
download | linux-fsl-qoriq-552f3f9aca3b8aee5b1b52bece6771d3275ca744.tar.xz |
[SCSI] qla2xxx: Avoid null pointer dereference in shutdown routine.
Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r-- | drivers/scsi/qla2xxx/qla_os.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 0612d25..9e3ae1d 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -2808,6 +2808,9 @@ qla2x00_shutdown(struct pci_dev *pdev) scsi_qla_host_t *vha; struct qla_hw_data *ha; + if (!atomic_read(&pdev->enable_cnt)) + return; + vha = pci_get_drvdata(pdev); ha = vha->hw; |