scripts/spelling.txt: add "efective" pattern and fix typo instances

Fix typos and add the following to the scripts/spelling.txt:

  efective||effective

While we are here, fix the "addres" as well in the touched line in
arch/openrisc/kernel/entry.S.

Link: http://lkml.kernel.org/r/1481573103-11329-10-git-send-email-yamada.masahiro@socionext.com
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/m68k/ifpsp060/src/isp.S b/arch/m68k/ifpsp060/src/isp.S
index 6dccda7..b865c1a 100644
--- a/arch/m68k/ifpsp060/src/isp.S
+++ b/arch/m68k/ifpsp060/src/isp.S
@@ -3814,7 +3814,7 @@
 #	(3) Save current DFC/SFC (ASSUMED TO BE EQUAL!!!); Then set	#
 #	    SFC/DFC according to whether exception occurred in user or	#
 #	    supervisor mode.						#
-#	(4) Use "plpaw" instruction to pre-load ATC with efective	#
+#	(4) Use "plpaw" instruction to pre-load ATC with effective	#
 #	    address page(s). THIS SHOULD NOT FAULT!!! The relevant	#
 #	    page(s) should have been made resident prior to entering	#
 #	    this routine.						#
diff --git a/arch/openrisc/kernel/entry.S b/arch/openrisc/kernel/entry.S
index 459e4b1..1b7160c 100644
--- a/arch/openrisc/kernel/entry.S
+++ b/arch/openrisc/kernel/entry.S
@@ -332,7 +332,7 @@
 
 #if 0
 EXCEPTION_ENTRY(_alignment_handler)
-//        l.mfspr r2,r0,SPR_EEAR_BASE     /* Load the efective addres */
+//        l.mfspr r2,r0,SPR_EEAR_BASE     /* Load the effective address */
 	l.addi	r2,r4,0
 //        l.mfspr r5,r0,SPR_EPCR_BASE     /* Load the insn address */
 	l.lwz   r5,PT_PC(r1)
diff --git a/scripts/spelling.txt b/scripts/spelling.txt
index 096e8b8..d22f0b8 100644
--- a/scripts/spelling.txt
+++ b/scripts/spelling.txt
@@ -381,6 +381,7 @@
 ecspecially||especially
 edditable||editable
 editting||editing
+efective||effective
 efficently||efficiently
 ehther||ether
 eigth||eight