commit 4217458dafaa57d8e26a46f5d05ab8c53cf64191
author Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com> Fri Dec 05 17:17:09 2008 -0800
committer Ingo Molnar <mingo@elte.hu> Mon Dec 08 15:21:35 2008 +0100
tree f97592f82aa1586a08be677144b25e7e206f4141
parent 5ceb40da9bacc8b056805d72efb1a52502d56b6b

x86: signal: change type of paramter for sys_rt_sigreturn()

Impact: cleanup on 32-bit

Peter pointed this parameter can be changed.

Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

arch/x86/include/asm/syscalls.h

diff --git a/arch/x86/include/asm/syscalls.h b/arch/x86/include/asm/syscalls.h
index 87803da..3a5252c 100644
--- a/arch/x86/include/asm/syscalls.h
+++ b/arch/x86/include/asm/syscalls.h
@@ -33,7 +33,7 @@
 			     struct old_sigaction __user *);
 asmlinkage int sys_sigaltstack(unsigned long);
 asmlinkage unsigned long sys_sigreturn(unsigned long);
-asmlinkage int sys_rt_sigreturn(unsigned long);
+asmlinkage int sys_rt_sigreturn(struct pt_regs);
 
 /* kernel/ioport.c */
 asmlinkage long sys_iopl(unsigned long);

arch/x86/kernel/signal.c

diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index b1f4d34..b1cc6da 100644
--- a/arch/x86/kernel/signal.c
+++ b/arch/x86/kernel/signal.c
@@ -642,11 +642,9 @@
 }
 
 #ifdef CONFIG_X86_32
-asmlinkage int sys_rt_sigreturn(unsigned long __unused)
+asmlinkage int sys_rt_sigreturn(struct pt_regs regs)
 {
-	struct pt_regs *regs = (struct pt_regs *)&__unused;
-
-	return do_rt_sigreturn(regs);
+	return do_rt_sigreturn(&regs);
 }
 #else /* !CONFIG_X86_32 */
 asmlinkage long sys_rt_sigreturn(struct pt_regs *regs)