From: Namhyung Kim Date: Wed, 27 Oct 2010 22:34:06 +0000 (-0700) Subject: ptrace: cleanup arch_ptrace() on xtensa X-Git-Tag: v2.6.37-rc1~85^2~64 X-Git-Url: https://bbs.cooldavid.org/git/?p=net-next-2.6.git;a=commitdiff_plain;h=5ef45079dd9c8f2e9c7aa788dc3121835ae52863 ptrace: cleanup arch_ptrace() on xtensa Use new 'datap' variable in order to remove unnecessary castings. Signed-off-by: Namhyung Kim Cc: Chris Zankel Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/arch/xtensa/kernel/ptrace.c b/arch/xtensa/kernel/ptrace.c index af9ba80f254..c72c9473ef9 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: