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lpfc: Fix driver crash when module parameter lpfc_fcp_io_channel set to 16

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[ 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>
This commit is contained in:
James Smart 2015-12-16 18:11:56 -05:00 • committed by Greg Kroah-Hartman
parent 0217efc5b8
commit 7cf5c223cc
1 changed files with 6 additions and 3 deletions
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3
drivers/scsi/lpfc/lpfc_init.c
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@ -8834,9 +8834,12 @@ found:
* already mapped to this phys_id. * already mapped to this phys_id.
*/ */
if (cpup->irq != LPFC_VECTOR_MAP_EMPTY) { if (cpup->irq != LPFC_VECTOR_MAP_EMPTY) {
if (saved_chann <=
LPFC_FCP_IO_CHAN_MAX) {
chann[saved_chann] = chann[saved_chann] =
cpup->channel_id; cpup->channel_id;
saved_chann++; saved_chann++;
}
goto out; goto out;
} }