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>

1 files changed, 0 insertions, 2 deletions

diff --git a/arch/sparc/kernel/pci_fire.c b/arch/sparc/kernel/pci_fire.c
index 43d691b67d52..3d70f8326efd 100644
--- a/arch/sparc/kernel/pci_fire.c
+++ b/arch/sparc/kernel/pci_fire.c
@@ -214,11 +214,9 @@ static int pci_fire_msi_setup(struct pci_pbm_info *pbm, unsigned long msiqid,
 
 static int pci_fire_msi_teardown(struct pci_pbm_info *pbm, unsigned long msi)
 {
-        unsigned long msiqid;
         u64 val;
 
         val = upa_readq(pbm->pbm_regs + MSI_MAP(msi));
-        msiqid = (val & MSI_MAP_EQNUM);
 
         val &= ~MSI_MAP_VALID;