diff options
author | James Smart <james.smart@avagotech.com> | 2015-12-16 18:11:56 -0500 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-09-15 08:27:42 +0200 |
commit | 7cf5c223ccf949e6d5ef6b87c33edcad67a8ebbe (patch) | |
tree | 5206d5bb48e04482d102a76ea4bf5427c35359e6 /drivers/scsi/lpfc | |
parent | 0217efc5b83a7443c2234e5426493b2d06b7067c (diff) |
lpfc: Fix driver crash when module parameter lpfc_fcp_io_channel set to 16
[ Upstream commit 6690e0d4fc5cccf74534abe0c9f9a69032bc02f0 ]
Fix driver crash when module parameter lpfc_fcp_io_channel set to 16
Signed-off-by: Dick Kennedy <dick.kennedy@avagotech.com>
Signed-off-by: James Smart <james.smart@avagotech.com>
Reviewed-by: Hannes Reinicke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/scsi/lpfc')
-rw-r--r-- | drivers/scsi/lpfc/lpfc_init.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index b0d92b84bcdc..c14ab6c3ae40 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -8834,9 +8834,12 @@ found: * already mapped to this phys_id. */ if (cpup->irq != LPFC_VECTOR_MAP_EMPTY) { - chann[saved_chann] = - cpup->channel_id; - saved_chann++; + if (saved_chann <= + LPFC_FCP_IO_CHAN_MAX) { + chann[saved_chann] = + cpup->channel_id; + saved_chann++; + } goto out; } |