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[SCSI] lpfc 8.3.37: Fixed crash due to SLI Port invalid resource count

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Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
James Smart 2013-01-03 15:44:09 -05:00 committed by James Bottomley
parent 962bc51b04
commit 0a630c2788
1 changed files with 28 additions and 0 deletions
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28
drivers/scsi/lpfc/lpfc_sli.c
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@ -5639,6 +5639,13 @@ lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *phba)
}
/* RPIs. */
count = phba->sli4_hba.max_cfg_param.max_rpi;
if (count <= 0) {
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"3279 Invalid provisioning of "
"rpi:%d\n", count);
rc = -EINVAL;
goto err_exit;
}
base = phba->sli4_hba.max_cfg_param.rpi_base;
longs = (count + BITS_PER_LONG - 1) / BITS_PER_LONG;
phba->sli4_hba.rpi_bmask = kzalloc(longs *
@ -5661,6 +5668,13 @@ lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *phba)
/* VPIs. */
count = phba->sli4_hba.max_cfg_param.max_vpi;
if (count <= 0) {
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"3280 Invalid provisioning of "
"vpi:%d\n", count);
rc = -EINVAL;
goto free_rpi_ids;
}
base = phba->sli4_hba.max_cfg_param.vpi_base;
longs = (count + BITS_PER_LONG - 1) / BITS_PER_LONG;
phba->vpi_bmask = kzalloc(longs *
@ -5683,6 +5697,13 @@ lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *phba)
/* XRIs. */
count = phba->sli4_hba.max_cfg_param.max_xri;
if (count <= 0) {
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"3281 Invalid provisioning of "
"xri:%d\n", count);
rc = -EINVAL;
goto free_vpi_ids;
}
base = phba->sli4_hba.max_cfg_param.xri_base;
longs = (count + BITS_PER_LONG - 1) / BITS_PER_LONG;
phba->sli4_hba.xri_bmask = kzalloc(longs *
@ -5706,6 +5727,13 @@ lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *phba)
/* VFIs. */
count = phba->sli4_hba.max_cfg_param.max_vfi;
if (count <= 0) {
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"3282 Invalid provisioning of "
"vfi:%d\n", count);
rc = -EINVAL;
goto free_xri_ids;
}
base = phba->sli4_hba.max_cfg_param.vfi_base;
longs = (count + BITS_PER_LONG - 1) / BITS_PER_LONG;
phba->sli4_hba.vfi_bmask = kzalloc(longs *