target/m68k/helper: Fix m68k_fpu_gdb_get_reg() use of GByteArray

Since a010bdb the gdbstub API takes a GByteArray*. Unfortunately
we forgot to update the gdb_get_reg*() calls. Do it now.

Fixes: a010bdb ("extend GByteArray to read register helpers")
Reported-by: Peter Xu <[email protected]>
Signed-off-by: Philippe Mathieu-Daudé <[email protected]>
Reviewed-by: Laurent Vivier <[email protected]>
Reviewed-by: Peter Xu <[email protected]>
Signed-off-by: Alex Bennée <[email protected]>
Reviewed-by: Richard Henderson <[email protected]>
Message-Id: <[email protected]>
Message-Id: <[email protected]>

Author: philmd

target/m68k/helper.c

@@ -109,8 +109,8 @@ static int m68k_fpu_gdb_get_reg(CPUM68KState *env, GByteArray *mem_buf, int n)
 {
     if (n < 8) {
         int len = gdb_get_reg16(mem_buf, env->fregs[n].l.upper);
-        len += gdb_get_reg16(mem_buf + len, 0);
-        len += gdb_get_reg64(mem_buf + len, env->fregs[n].l.lower);
+        len += gdb_get_reg16(mem_buf, 0);
+        len += gdb_get_reg64(mem_buf, env->fregs[n].l.lower);
         return len;
     }
     switch (n) {