[SPARC64]: Fix bug in unaligned load endianness swapping
The in-memory value was being swapped, not the value we
loaded into the register.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc64/kernel/unaligned.c b/arch/sparc64/kernel/unaligned.c
index 42718f6..02af08f 100644
--- a/arch/sparc64/kernel/unaligned.c
+++ b/arch/sparc64/kernel/unaligned.c
@@ -294,7 +294,7 @@
kernel_mna_trap_fault();
} else {
- unsigned long addr;
+ unsigned long addr, *reg_addr;
int orig_asi, asi;
addr = compute_effective_address(regs, insn,
@@ -319,11 +319,11 @@
};
switch (dir) {
case load:
- do_int_load(fetch_reg_addr(((insn>>25)&0x1f), regs),
- size, (unsigned long *) addr,
+ reg_addr = fetch_reg_addr(((insn>>25)&0x1f), regs);
+ do_int_load(reg_addr, size, (unsigned long *) addr,
decode_signedness(insn), asi);
if (unlikely(asi != orig_asi)) {
- unsigned long val_in = *(unsigned long *) addr;
+ unsigned long val_in = *reg_addr;
switch (size) {
case 2:
val_in = swab16(val_in);
@@ -339,7 +339,7 @@
BUG();
break;
};
- *(unsigned long *) addr = val_in;
+ *reg_addr = val_in;
}
break;
