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| author | Mauricio Faria de Oliveira | 2017-01-26 01:07:06 +0100 |
|---|---|---|
| committer | Martin K. Petersen | 2017-02-01 04:25:32 +0100 |
| commit | 2780f3c8f0233de90b6b47a23fc422b7780c5436 (patch) | |
| tree | 1174ed10ddfcbe0b89e1d37fbe004d9d3e7b1edd /drivers/scsi/mpt3sas | |
| parent | scsi: qla2xxx: Fix a recently introduced memory leak (diff) | |
| download | kernel-qcow2-linux-2780f3c8f0233de90b6b47a23fc422b7780c5436.tar.gz kernel-qcow2-linux-2780f3c8f0233de90b6b47a23fc422b7780c5436.tar.xz kernel-qcow2-linux-2780f3c8f0233de90b6b47a23fc422b7780c5436.zip | |
scsi: qla2xxx: Avoid that issuing a LIP triggers a kernel crash
Avoid that issuing a LIP as follows:
find /sys -name 'issue_lip'|while read f; do echo 1 > $f; done
triggers the following:
BUG: unable to handle kernel NULL pointer dereference at (null)
Call Trace:
qla2x00_abort_all_cmds+0xed/0x140 [qla2xxx]
qla2x00_abort_isp_cleanup+0x1e3/0x280 [qla2xxx]
qla2x00_abort_isp+0xef/0x690 [qla2xxx]
qla2x00_do_dpc+0x36c/0x880 [qla2xxx]
kthread+0x10c/0x140
[mkp: consolidated Mauricio's and Bart's fixes]
Signed-off-by: Mauricio Faria de Oliveira <mauricfo@linux.vnet.ibm.com>
Reported-by: Bart Van Assche <bart.vanassche@sandisk.com>
Fixes: 1535aa75a3d8 ("qla2xxx: fix invalid DMA access after command aborts in PCI device remove")
Cc: Himanshu Madhani <himanshu.madhani@cavium.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/mpt3sas')
0 files changed, 0 insertions, 0 deletions