The patch titled Subject: compat: return -EFAULT on error in waitid() has been added to the -mm tree. Its filename is compat-return-efault-on-error-in-waitid.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Subject: compat: return -EFAULT on error in waitid() The copy_to_user() call returns the number of bytes remaining but we want to return -EFAULT on error. Fixes "x32: fix waitid()" Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- kernel/compat.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff -puN kernel/compat.c~compat-return-efault-on-error-in-waitid kernel/compat.c --- a/kernel/compat.c~compat-return-efault-on-error-in-waitid +++ a/kernel/compat.c @@ -593,7 +593,7 @@ COMPAT_SYSCALL_DEFINE5(waitid, else ret = put_compat_rusage(&ru, uru); if (ret) - return ret; + return -EFAULT; } BUG_ON(info.si_code & __SI_MASK); _ Patches currently in -mm which might be from dan.carpenter@xxxxxxxxxx are linux-next.patch compat-return-efault-on-error-in-waitid.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