[IA64] sprintf should not be used with same source & destination address

This happens to work at the moment but isn't a good idea so fix it the
simple way.

Resolves-bug: http://bugzilla.kernel.org/show_bug.cgi?id=13576

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/arch/ia64/sn/kernel/io_common.c b/arch/ia64/sn/kernel/io_common.c
index 76645cf6ac5d..25831c47c579 100644
--- a/arch/ia64/sn/kernel/io_common.c
+++ b/arch/ia64/sn/kernel/io_common.c
@@ -435,7 +435,8 @@ void sn_generate_path(struct pci_bus *pci_bus, char *address)
         bricktype = MODULE_GET_BTYPE(moduleid);
         if ((bricktype == L1_BRICKTYPE_191010) ||
             (bricktype == L1_BRICKTYPE_1932))
-                        sprintf(address, "%s^%d", address, geo_slot(geoid));
+                        sprintf(address + strlen(address), "^%d",
+                                                geo_slot(geoid));
 }
 
 void __devinit