m68k: Dont include RODATA into text segment

Don't include RODATA into text segment as it includes the kallsyms data and
can cause spurious link failures (layout differences can change the number of
symbols in kallsyms, i.e.  when a symbol is equal to _etext it's not
included).
Signed-off-by: NRoman Zippel <zippel@linux-m68k.org>
Signed-off-by: NGeert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

arch/m68k/kernel/vmlinux-std.lds

@@ -19,6 +19,8 @@ SECTIONS
 	*(.gnu.warning)
 	} :text = 0x4e75
 
+  _etext = .;			/* End of text section */
+
   . = ALIGN(16);		/* Exception table */
   __start___ex_table = .;
   __ex_table : { *(__ex_table) }
@@ -26,8 +28,6 @@ SECTIONS
 
   RODATA
 
-  _etext = .;			/* End of text section */
-
   .data : {			/* Data */
 	DATA_DATA
 	CONSTRUCTORS