The patch titled
sys_waitid: return -EFAULT for NULL
has been removed from the -mm tree. Its filename was
sys_waitid-return-efault-for-null.patch
This patch was dropped because it was nacked
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: sys_waitid: return -EFAULT for NULL
From: Roland McGrath <roland@xxxxxxxxxx>
It's always been invalid to call waitid() with a NULL pointer. It was an
oversight that it was allowed (and acts like a wait4() call instead).
Signed-off-by: Roland McGrath <roland@xxxxxxxxxx>
Acked-by: Michael Kerrisk <mtk.manpages@xxxxxxxxx>
Cc: Ulrich Drepper <drepper@xxxxxxxxxx>
Cc: Vegard Nossum <vegard.nossum@xxxxxxxxx>
Cc: <stable@xxxxxxxxxx> [2.6.everything :(]
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/exit.c | 2 ++
1 file changed, 2 insertions(+)
diff -puN kernel/exit.c~sys_waitid-return-efault-for-null kernel/exit.c
--- a/kernel/exit.c~sys_waitid-return-efault-for-null
+++ a/kernel/exit.c
@@ -1757,6 +1757,8 @@ asmlinkage long sys_waitid(int which, pi
enum pid_type type;
long ret;
+ if (unlikely(!infop))
+ return -EFAULT;
if (options & ~(WNOHANG|WNOWAIT|WEXITED|WSTOPPED|WCONTINUED))
return -EINVAL;
if (!(options & (WEXITED|WSTOPPED|WCONTINUED)))
_
Patches currently in -mm which might be from roland@xxxxxxxxxx are
sys_waitid-return-efault-for-null.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
