From c6fee0810df4e0f4cf9c4834d2569ca01c02cffc Mon Sep 17 00:00:00 2001
From: "David S. Miller" <davem@davemloft.net>
Date: Sat, 26 Feb 2011 23:40:02 -0800
Subject: sparc64: Fix build errors with gcc-4.6.0
Most of the warnings emitted (we fail arch/sparc file
builds with -Werror) were legitimate but harmless, however
one case (n2_pcr_write) was a genuine bug.
Based almost entirely upon a patch by Sam Ravnborg.
Reported-by: Dennis Gilmore <dennis@ausil.us>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
arch/sparc/kernel/pci_sun4v.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
(limited to 'arch/sparc/kernel/pci_sun4v.c')
diff --git a/arch/sparc/kernel/pci_sun4v.c b/arch/sparc/kernel/pci_sun4v.c
index 629160772a9..6cf53468178 100644
--- a/arch/sparc/kernel/pci_sun4v.c
+++ b/arch/sparc/kernel/pci_sun4v.c
@@ -580,7 +580,7 @@ static int __devinit pci_sun4v_iommu_init(struct pci_pbm_info *pbm)
{
static const u32 vdma_default[] = { 0x80000000, 0x80000000 };
struct iommu *iommu = pbm->iommu;
- unsigned long num_tsb_entries, sz, tsbsize;
+ unsigned long num_tsb_entries, sz;
u32 dma_mask, dma_offset;
const u32 *vdma;
@@ -596,7 +596,6 @@ static int __devinit pci_sun4v_iommu_init(struct pci_pbm_info *pbm)
dma_mask = (roundup_pow_of_two(vdma[1]) - 1UL);
num_tsb_entries = vdma[1] / IO_PAGE_SIZE;
- tsbsize = num_tsb_entries * sizeof(iopte_t);
dma_offset = vdma[0];
--
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