[SCSI] lpfc 8.3.42: Fixed failure to allocate SCSI buffer on PPC64 platform for SLI4 devices
Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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@ -1000,9 +1000,12 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc)
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}
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memset(psb->data, 0, phba->cfg_sg_dma_buf_size);
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/* Page alignment is CRITICAL, double check to be sure */
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if (((unsigned long)(psb->data) &
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(unsigned long)(SLI4_PAGE_SIZE - 1)) != 0) {
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/*
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* 4K Page alignment is CRITICAL to BlockGuard, double check
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* to be sure.
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*/
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if (phba->cfg_enable_bg && (((unsigned long)(psb->data) &
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(unsigned long)(SLI4_PAGE_SIZE - 1)) != 0)) {
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pci_pool_free(phba->lpfc_scsi_dma_buf_pool,
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psb->data, psb->dma_handle);
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kfree(psb);
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