From a1f8213b9518d0e9124a48a34bdd58b4bc2650e5 Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Sat, 27 Jun 2009 15:05:30 +0200 Subject: score: add address space annotations Annotate the address space for pointers that are used correctly with __user and __iomem, so that sparse can better warn about incorrect casts. Signed-off-by: Arnd Bergmann --- arch/score/kernel/sys_score.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'arch/score/kernel/sys_score.c') diff --git a/arch/score/kernel/sys_score.c b/arch/score/kernel/sys_score.c index eb4d2d3b97ad..16ace29935bb 100644 --- a/arch/score/kernel/sys_score.c +++ b/arch/score/kernel/sys_score.c @@ -87,18 +87,19 @@ int score_clone(struct pt_regs *regs) * sys_execve() executes a new program. * This is called indirectly via a small wrapper */ -int score_execve(struct pt_regs *regs) +asmlinkage long +score_execve(struct pt_regs *regs) { int error; char *filename; - filename = getname((char *) (long) regs->regs[4]); + filename = getname((char __user*)regs->regs[4]); error = PTR_ERR(filename); if (IS_ERR(filename)) return error; - error = do_execve(filename, (char **) (long) regs->regs[5], - (char **) (long) regs->regs[6], regs); + error = do_execve(filename, (char __user *__user*)regs->regs[5], + (char __user *__user *) regs->regs[6], regs); putname(filename); return error; -- cgit v1.2.3-55-g7522