[RFC PATCH 43/43] ptrace, xtensa: cleanup arch_ptrace()

[Namhyung Kim]

use new 'datap' variable in order to remove unnecessary castings.

Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxx>
Cc: Chris Zankel <chris@xxxxxxxxxx>
---
 arch/xtensa/kernel/ptrace.c |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/arch/xtensa/kernel/ptrace.c b/arch/xtensa/kernel/ptrace.c
index af9ba80..c72c947 100644
--- a/arch/xtensa/kernel/ptrace.c
+++ b/arch/xtensa/kernel/ptrace.c
@@ -260,6 +260,7 @@ long arch_ptrace(struct task_struct *child, long request,
 		 unsigned long addr, unsigned long data)
 {
 	int ret = -EPERM;
+	void __user *datap = (void __user *) data;
 
 	switch (request) {
 	case PTRACE_PEEKTEXT:	/* read word at location addr. */
@@ -268,7 +269,7 @@ long arch_ptrace(struct task_struct *child, long request,
 		break;
 
 	case PTRACE_PEEKUSR:	/* read register specified by addr. */
-		ret = ptrace_peekusr(child, addr, (void __user *) data);
+		ret = ptrace_peekusr(child, addr, datap);
 		break;
 
 	case PTRACE_POKETEXT:	/* write the word at location addr. */
@@ -281,19 +282,19 @@ long arch_ptrace(struct task_struct *child, long request,
 		break;
 
 	case PTRACE_GETREGS:
-		ret = ptrace_getregs(child, (void __user *) data);
+		ret = ptrace_getregs(child, datap);
 		break;
 
 	case PTRACE_SETREGS:
-		ret = ptrace_setregs(child, (void __user *) data);
+		ret = ptrace_setregs(child, datap);
 		break;
 
 	case PTRACE_GETXTREGS:
-		ret = ptrace_getxregs(child, (void __user *) data);
+		ret = ptrace_getxregs(child, datap);
 		break;
 
 	case PTRACE_SETXTREGS:
-		ret = ptrace_setxregs(child, (void __user *) data);
+		ret = ptrace_setxregs(child, datap);
 		break;
 
 	default:
-- 
1.7.2.2

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