cputlb: Change tlb_unprotect_code_phys() argument to CPUState

Note that the argument is unused.

Signed-off-by: Andreas Färber <afaerber@suse.de>
diff --git a/cputlb.c b/cputlb.c
index 6b2cdb2..343ede2 100644
--- a/cputlb.c
+++ b/cputlb.c
@@ -119,7 +119,7 @@
 
 /* update the TLB so that writes in physical page 'phys_addr' are no longer
    tested for self modifying code */
-void tlb_unprotect_code_phys(CPUArchState *env, ram_addr_t ram_addr,
+void tlb_unprotect_code_phys(CPUState *cpu, ram_addr_t ram_addr,
                              target_ulong vaddr)
 {
     cpu_physical_memory_set_dirty_flag(ram_addr, DIRTY_MEMORY_CODE);