[PATCH] cris: fix KSTK_EIP

cris KSTK_EIP looked for pt_regs at the right offset but from the wrong
place - forgotten ->thread_info
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/asm-cris/arch-v10/processor.h

@@ -40,7 +40,7 @@ struct thread_struct {
 #define KSTK_EIP(tsk)	\
 ({			\
 	unsigned long eip = 0;   \
-	unsigned long regs = (unsigned long)user_regs(tsk); \
+	unsigned long regs = (unsigned long)task_pt_regs(tsk); \
 	if (regs > PAGE_SIZE && \
 		virt_addr_valid(regs)) \
 	eip = ((struct pt_regs *)regs)->irp; \

include/asm-cris/arch-v32/processor.h

@@ -36,7 +36,7 @@ struct thread_struct {
 #define KSTK_EIP(tsk)		\
 ({				\
 	unsigned long eip = 0;	\
-	unsigned long regs = (unsigned long)user_regs(tsk); \
+	unsigned long regs = (unsigned long)task_pt_regs(tsk); \
 	if (regs > PAGE_SIZE && virt_addr_valid(regs))	    \
 		eip = ((struct pt_regs *)regs)->erp;	    \
 	eip; \