[PATCH] signal: trivial, fix the "timespec declared insideparameter list" warning

[Oleg Nesterov]

Fix the compile warning, do_sigtimedwait(struct timespec *) in signal.h
needs the forward declaration of timespec.

Reported-by: Mike Frysinger <vapier.adi@xxxxxxxxx>
Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>
---

 include/linux/signal.h |    1 +
 1 file changed, 1 insertion(+)

--- sigprocmask/include/linux/signal.h~15_stw_warning	2011-05-12 20:44:43.000000000 +0200
+++ sigprocmask/include/linux/signal.h	2011-05-13 18:10:40.000000000 +0200
@@ -242,6 +242,7 @@ extern int __group_send_sig_info(int, st
 extern long do_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig,
 				 siginfo_t *info);
 extern long do_sigpending(void __user *, unsigned long);
+struct timespec;
 extern int do_sigtimedwait(const sigset_t *, siginfo_t *,
 				const struct timespec *);
 extern int sigprocmask(int, sigset_t *, sigset_t *);

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