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[PARISC] fix sys_rt_sigqueueinfo

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the parisc affecting portion of the patch was inadvertantly
reverted a while ago.

Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
This commit is contained in:
Kyle McMartin 2007-02-08 19:38:54 -05:00
parent 992378a064
commit d104f11c39
2 changed files with 22 additions and 1 deletions
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21
arch/parisc/kernel/signal32.c
View File

@ -1,6 +1,8 @@
/* Signal support for 32-bit kernel builds
*
* Copyright (C) 2001 Matthew Wilcox <willy at parisc-linux.org>
* Copyright (C) 2006 Kyle McMartin <kyle at parisc-linux.org>
*
* Code was mostly borrowed from kernel/signal.c.
* See kernel/signal.c for additional Copyrights.
*
@ -498,3 +500,22 @@ copy_siginfo_to_user32 (compat_siginfo_t __user *to, siginfo_t *from)
}
return err;
}
asmlinkage long compat_sys_rt_sigqueueinfo(int pid, int sig,
struct compat_siginfo __user *uinfo)
{
siginfo_t info;
if (copy_siginfo_from_user32(&info, uinfo))
return -EFAULT;
/* Not even root can pretend to send signals from the kernel.
Nor can they impersonate a kill(), which adds source info. */
if (info.si_code >= 0)
return -EPERM;
info.si_signo = sig;
/* POSIX.1b doesn't mention process groups. */
return kill_proc_info(sig, &info, pid);
}

2
arch/parisc/kernel/syscall_table.S
View File

@ -282,7 +282,7 @@
* to worry about faulting trying to copy in a larger 64-bit
* struct from a 32-bit user-space app.
*/
ENTRY_SAME(rt_sigqueueinfo)
ENTRY_COMP(rt_sigqueueinfo)
ENTRY_COMP(rt_sigsuspend)
ENTRY_SAME(chown) /* 180 */
/* setsockopt() used by iptables: SO_SET_REPLACE/SO_SET_ADD_COUNTERS */